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Trang 1Unit 9: DESERTS
I Choose the word which has the underlined part pronounced differently from the rest.
1 a grasses b stretches c comprises d potatoes
3 a compound b route c house d south
6 a three b south c southern d both
7 a remained b explored c separated d travelled
9 a enormous b rough c enough d double
10 a society b geography c dry d sandy
II Choose the word which is stressed differently from the rest.
1 a comprise b sandy c circle d northern
2 a Aborigines b expedition c kilometer d scientific
3 a corridor b enormous c mystery d separate
4 a remain b hummock c explore d between
5 a territory b Australia c geography d society
III Choose a, b, c, or d that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one
6 Sahara of Africa is the world's largest desert
a Ø / the b The / Ø c A / an d The / an
7 Deserts can be defined as areas that receive average annual precipitation of less than 250 mm
8 A _ is a landscape or region that receives very little precipitation
a dune b desert c sandy area d shrub land
9 Deserts are often composed of and rocky surfaces
a water b trees c oil d sand
10 Three great stretches of sandy deserts almost circle the center of Australia
a dunes b valleys c lands d areas
11 Deserts are also classified by their location and dominant weather pattern
a geographical b aerial c sandy d facial
12 Thanks to pictures taken by satellites, deserts have not a mystery in our time
a hidden b intended c remained d attained
13 Deserts take one-third of the Earth's land surface
14 The Simpson Desert was named _ Mr Simpson, President of the South Australian Branch of the Royal Geographical Society of Australia
15 In 1953, Peveril Meigs divided desert regions Earth categories according to the amount of precipitation they received
a through / in b from / with c on / into d in / for
16 More and more are very excited at discovering as many interesting things in the deserts as possible
a explores b explorations c explorers d exploratory
17 Can you make a estimate of how much our expedition in the desert may be?
a rough b roughly c roughing d roughen
Trang 218 I want to work as an interpreter in the future, , I am studying Russian at university
a but b so c however d therefore
19 I am going shopping for food this evening, I do not have to go at the weekend
a so b but c however d moreover
20 When she got the news from her family, she could not do anything, cry
21 Mrs Lindon has that she is unable to get a job
a but not enough education b so little education
c however little education d such little education
22 That small car, , is advertised in many current magazines
a so inexpensive and comfortable
b however inexpensive and comfortable
c inexpensive but comfortable
d and inexpensive but comfortable
23 We live in the same building, we have hardly seen each other
a and b therefore c but d so
24 I went to buy a Rolling Stones CD, the shop didn't have it
a and b but c therefore d so
25 Anna needed some money, , she took a part-time job
a furthermore b moreover c however d therefore
26 Julie has a guitar she plays it really well
27 My fingers were injured, my sister had to write the note for me
28 The concert was cancelled, we went to a nightclub instead
29 The Simpson Desert is in north of Lake Eyre
a Ø / Ø b the / the c a / the d the / Ø
30 In the northern part of the Simpson Desert, the dunes are separated by _ of low, open shrubland
a streets b ways c corridors d lines
31 San Francisco is built on 40 hills and some are very
a short b steep c plain d stable
32 A is a small raised area of ground, like a very small hill
a slope b hummock c dune d shrub
33 We used to climb up the crest of the hill to get a good view of the surroundings
34 To a desert is a danger activity which requires careful preparation for risks
a comprise b circle c remain d explore
35 Scientific help to explore some places and discover more and more remote parts of the world
a survey b lead c research d expedition
36 The wind that blows in the desert comes far away waters
37 Some sand dunes may be over 200 meters height
Trang 338 If you look on a map you will see that there is a desert next the Rocky Mountains in the United States
39 This is an expensive very useful book
a but b so c therefore d however
40 long it takes, I will wait for you
a However b But c So d Therefore
41 I must say that you have done very well , you should be aware that you still have a lot of thing to learn
a Therefore b So c But d However
42 _ that we stopped for a rest
a But we were tired b So tired were we
c However we were tired d Therefore, we were tired
43 He is only sixteen, and , he is not eligible to drive a car
a nevertheless b but c therefore d however
44 Maria tried to read a novel in French the book was too difficult for her to understand
a so that b therefore c but d and
45 To get from Vancouver to Victoria, you can fly, you can ride the ferry
46 I bought a bottle of wine we drank it together
a therefore b so c and d but
47 The waiter was not very nice, , the food was delicious
a however b but c so d and so
48 _ hard he worked, he could earn enough money to support the family
a But b However c Therefore d Whatever
49 The hill was so that it took us more than five hours to climb up
a sloping b enormous c arid d stable
50 A is a large animal that lives in deserts and is used for carrying goods and people
a slope b dune c spinifex d camel
51 Most deserts are enormous sandy areas
a mysterious b narrow c immense d aerial
52 sand covers only about 20 percent of Earth's deserts
IV Error Identification.
53 Desert is a large area of land that has very little water however very few
A B C plants growing on it
D
54 Rain falls occasionally in deserts so desert storms are often violent
A B C D
55 The Nile River, the Colorado River, but the Yellow River flow through
A B deserts to deliver their sediments to the sea
C D
56 Deserts may have underground springs, rivers, or reservoirs they lie
Trang 4A B close to the surface, or deep underground
C D
57 Most plants in deserts have adapted to sporadic rainfalls in a desert
A B C environments
D
58 In the Simpson Desert there are difference types of dunes
A B C D
59 Sahara is named after Simpson in 1929
A B C D
60 Space seem to have no limit in the desert
A B C D
V Read the passage carefully and choose the correct answer.
The Sahara desert in north Africa stretches eastwards from the Atlantic to the Red Sea and southwards from the Mediterranean to the grasslands and tropical forests of equatorial Africa
It has an area of about 8 million square kilometres and is the world's largest desert region The world’s highest temperatures have been recorded in the Western Sahara The traditional inhabitants have been the nomadic Berbers and Arabs moving from oasis to oasis: but vast areas remain totally uninhabited There is the evidence of recent severe draughts in parts of Nigeria and neighbouring countries to suggest that the Sahara is expanding southwards On the other hand, there are plans to irrigate some areas; also, the desert has valuable deposits of oil, iron ore phosphates and uranium
61 The passage tells us that the Sahara desert _
A contains grasslands and tropical forests
B is between two oceans to the east and west
C covers one eighth of Africa
D has the Red Sea on its eastern boundary
62 The Sahara desert covers an area of _
A more than 8 million square kilometers
B less than 8 million square kilometers
C approximately 8 million square kilometers
D 8 million square kilometers
63 The Berbers and the Arabs of the Sahara _
A moved to the area in fairly recent times
B fight over the right to settle in oasis areas
C inhabit most areas of the Sahara desert
D have not settled in the desert but moved around
64 The word “expanding” is closest in meaning to which of the following?
A widening B climbing C increasing D gaining
65 We can assume from the passage that the Sahara may prove useful in the future
because _
A it is growing and expanding towards the south
B there are large amounts of necessary minerals there
C it may be used to irrigate neighbouring countries
D it will probably continue to remain uninhabited
VI Choose the sentence which has the closest meaning to the original one.
Trang 566 Slippery as the roads were, they managed to complete the race.
a The roads were so slippery that they could hardly complete the race
b The roads were slippery but they managed to complete the race
c The roads were slippery so they could hardly complete the race
d The roads were so slippery; therefore, they could hardly complete the race
67 They decided to go for a picnic though it was very cold
a Because it was very cold, they decided to go for a picnic
b However cold it was, they decided to go for a picnic
c If it had been cold, they would not have gone for a picnic
d It was very cold so they decided to go for a picnic
68 Both Peter and Mary enjoy scientific expedition
a It is not Peter, but Mary, that enjoys scientific expedition
b Peter enjoys scientific expedition Therefore, does Mary
c However Peter enjoys scientific expedition and Mary does
d Peter enjoys scientific expedition, and so does Mary
69 Because it was an interesting novel, I stayed up all night to finish it
a I stayed up all night to finish the novel, therefore, it was interesting
b Unless it were an interesting novel, I would stay up all night to finish it
c Though it was an interesting novel, I stayed up all night to finish it
d So interesting was the novel that I stayed up all night to finish it
70 He cannot afford a new computer
a The new computer is so expensive that he cannot buy it
b Therefore, he would buy a new computer
c So, he would buy a new computer
d The new computer is so expensive but he can buy it
VII Fill in each numbered blank with one suitable word or phrase.
A desert is hot, dry, sandy place, a desert is (71) _a beautifull land of silence and space The sun shines, the wind (72) _and time and space seem endless Nothing is soft The sand and the (73) are hard, and many of the plants such as the
(74) , have hard needles (75) of leaves
73 A water B land C rocks D cloud
74 A cactus B pine C grass D coconut
75 A inspite B although C because D instead
Unit 10: ENDANGERED SPECIES
I Choose the word whose main stress is put syllable from that of the
others in the group
1 a agency b awareness c protection d endanger
2 a classify b seriously c identify d temperature
3 a temperature b serious c awareness d chemical
4 a ability b agriculture c development d contaminate
5 a government b agency c benefit d diversity
6 a disappearance b vulnerable c conservation d generation
7 a.current b global c crisis d mankind
8 a extinction b animal c classify d primary
Trang 69 a biologist b seriously c commercial d identify
10 a habitat b different c industry d introduce
11 a medicine b endanger c addition d survival
12 a derive b provide c modern d depend
II Choose the word whose underlined part is pronounced differently from that of the others in the group
13 A remind B driven C derive D survive
14 A special B specify C species D spectrum
15 A reduced B caused C damaged D preserved
16 A plant B danger C animal D dam
17 A species B causes C industries D agencies
18 A endanger B verge C conserve D diversity
19 A thousand B around C sound D young
20 A thousand B threaten C other D think
21 A threatened B provided C identified D disappeared
22 A globe B commerce C biologist D loss
23 A destruction B product C vulnerable D humans
24 A benefit B extinct C temperature D wetland
25 A commercial B chemical C agriculture D conserve
III Choose the word or phrase (A, B, C or D) that best completes each sentence
27 We _open the lion's cage It is contrary to Zoo regulations
A must B mustn't C needn't D should
28 I _arrive on time, so please start dinner without me
29 " _you hand that book, please?" "Sure Here it is."
30 "Are these gloves necessary?" "Yes You use this chemical without gloves It will burn your skin."
31 You clean the windows The window-cleaner is coming tomorrow
32 Carl _studied harder; he failed the test again
33 "Would you like to go with me to the Williams' wedding next month?"
"I'm not sure I be too busy with school work."
34 We to take a taxi Otherwise we'll be late
35 It's no good _to him; he never answers letters
A write B to write C writing D for writing
36 A: 'How can I get to the post office?'
B: 'Turn right the end of this street and you'll see it in front of you.'
Trang 737 I've lost the key I ought _it in a safe place
A that I put B to be putting C to have put D to put
38 I don't know why Tom is always _a hurry
39 Have you seen any good films _?
A already B ever C lately D now
40 Can I look_a word in your" dictionary? I left mine at home
41 I couldn't understand' what he said, and
C neither couldn't Stella D Stella couldn't, too
42 He's very busy with his business He has _time for his family
A a few B a little C much D little
43 A / an _ species is a population of an organism which is at risk of becoming extinct
a dangerous b endanger c endangered d endangerment
44 Only a few of the many species at risk of extinction actually make it to the lists and obtain legal _
a protect b protection c protective d protector
45 Probability of extinction depends _ both the population size and fine details of the population demography
46 Many modern medicines are derived _ plants and animals
47 15,589 species (7,266 animal species and 8,323 plant species) are now considered
_ risk _ extinction
a at / of b on / in c for / with d in / at
48 Many nations have laws offering protection to these species, such as forbidding hunting, restricting land development or creating _
a agencies b reserves c awareness d challenges
49 Being listed as an endangered species can have negative effect since it could make a species more desirable for collectors and poachers
a awareness b preservation c support d impact
50 World Wide Fund for Nature was formed to do the mission of the preservation of
biological diversity, sustainable use of natural resources, and the reduction of pollution and wasteful consumption
a contamination b energy c extinction d development
51 The Bali Tiger was declared extinct in 1937 due to hunting and habitat loss
a reserve b generation c natural environment d diversity
52 It is found that endangered species are often concentrated in areas that are poor and densely populated, such as much of Asia and Africa
a disappeared b increased c threatened d reduced
53 _ is the existence of a wide variety of plant and animal species living in their natural environment
a Biodiversity b Conservation c Globe d Individual
54 She _ be ill I have just seen her playing basket ball in the school yard
a needn't b shouldn't c mustn't d can't
55 Peter has been working for 10 hours He _ be very tired now
a needn't b must c has to d should
Trang 856 He is unreliable What he says _ be believed.
a cannot b must not c may not d might not
57 I _ find my own way there You _ wait for me
a should / can't b have to / must c can / needn't d might / mustn't
58 I was reading the book last night before I went to bed I never took it out of this room It be lying around here somewhere Where _ it be?
a might / needn't b can / should c shouldn't / may d must / can
59 When you have a small child in the house, you _ leave small objects lying around Such objects _ be swallowed, causing serious injury or even death
a should / must b should not / might
c needn't / may d mustn't / can't
60 Frank's wallet is lying on the coffee table He _ it here last night
a must have left b should have left
c must be leaving d needn't leave
61 Jenny's engagement ring was precious! It _ have cost a fortune
a must b should c can d needn't
62 You _ take your umbrella along with you today It _ rain later on this afternoon
a ought to / mustn't b needn't / will
c will / must d should / might
63 Chemical wastes from factories are _ that cause serious damage to species
habitats
a pollutes b pollutants c pollutions d polluters
64 Contamination and global warming have driven many species of animals and plants _ the threat of extinction
65 Although we are aware _ the importance of environment, we still overexploit it
66 They have built a particular reserve' which is suitable _ pandas
67 We should do something immediately to conserve _ nature
68 Many species have become extinct each year before biologists can identify them
a destroy b drain c endanger d discover
69 Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture
a raise b produce c supply d reserve
70 Many schools provide environmental education to increase students' awareness of
conservation needs
a effort b benefit c exploitation d knowledge
71 All the countries of the area have _ to protect their wildlife but they are rarely enforced
a efforts b laws c results d reserves
72 Keep quiet You _ talk so loudly in here Everybody is working
73 John is not at home He _ go somewhere with Daisy I am not sure
a might b will c must d should
74 _ I have a day off tomorrow? - Of course not We have a lot of things to do
Trang 975 The computer _ reprogramming There is something wrong with the software.
76 _ I be here by 6 o'clock? - No, you _
a Shall/mightn't b Must / needn't c Will / mayn't d Might / won't
77 You _ touch that switch, whatever you do
a mustn't b needn't c won't d wouldn't
78 Susan _ hear the speaker because the crowd was cheering so loudly
a mustn't b couldn't c can't d needn't
79 You _ be rich to be a success Some of the most successful people I know haven't got a penny to their name
a needn't b couldn't c mayn't d mustn't
80 Jane often wears beautiful new clothes She _ be very rich
a must b could c might d needn’t
IV Choose the underlined part in each sentence that should be corrected
81 People are surprising that Saudi Arabia has such a small population in
A B
comparison to its land and size
C D
82 The police prevented the motorist to drive home drunk
A B C D
83 A dangerously situation was created by the bad roads
A B C D
84 Winnings from a lottery ticket have brought people wealthy overnight
A B C D
85 Species become extinct or endangerment for a number of reasons, but
A B the primary cause is the destruction of habitat by human activities
C D
86 Although species evolve differently, most of them adapt to a specific
A B habitat or environment that best meets their survive needs
C D
87 Without the particularly habitat, the species could not survive
A B C D
88 Such human activities as pollution, drainage of wetlands, cutting and
A B clearing of forests, urbanization, and road and dam construction has
C D destroyed or :seriously damaged available habitats
89 Habitat fragmentation have caused plant and animal species in the
A B C
remaining islands of habitat to lose contact with others of their own kind.
D
V Choose a, b, c, or d that best fills in the blank.
90 I have done this math problem at least twenty times, but my answer is wrong according to the answer key _
a The answer in the book should be wrong!
b The book needn't have a wrong answer
Trang 10c There is a wrong answer in the book.
d The answer in the book must be wrong!
91 When I was a child, as we were having dinner, my grandmother always used to say,
“ _.”
a One must not eat with one's mouth open
b You should have eaten with your mouth open
c Open your mouth and eating
d One needn't open his mouth to eat
92 _ We have still got plenty of food
a You should have bought some more to eat
b You needn't have gone to the supermarket
c We must have bought some more food
d May I go to the supermarket?
93 John passed his exam with a distinction _
a He was too lazy to succeed b He can't have studied very hard
c He must have studied very hard d He needs studying harder
94 _ We got there far too early
a We needn't have hurried b We should hurry up
c Hurry up or we will be late d We must have walked hurriedly
VI Choose the item (A, B, C or D) that best completes the unfinished statement (or best answers the question) about each passage
In 1782, the bald eagle was chosen as the national bird of the United States because it is a bird of strength and courage, and was found all over North America and only in North America
But a little· over 200 years later, the bald eagle had almost disappeared from the country In 1972, there were only 3,000 bald eagles in the entire United States The reason for the bird's decreasing population was pollution, especially pollution of the rivers by pesticides Pesticides are chemicals used to kill insects and other animals that attack and destroy crops Unfortunately, rain often washes pesticides into rivers Pesticides pollute the rivers and poison the fish Eagles eat these fish and the poison affects their eggs The eggs have very thin shells and do not hatch Eagles only lay only two or three eggs a year Because many of the eggs did not hatch and produce more eagles, the number of eagles quickly became smaller
Today, the American government and the American people are trying to protect the bald eagle The number of bald eagles is increasing It now appears that the American national bird will survive and remain a symbol of strength and courage
95 The bald eagle was in danger of extinction mainly because
A they used to kill insects
B the rivers were polluted by pesticides
C they didn't lay enough eggs
D it was chosen as the national bird
96 One eagle can lay
A one or two eggs every six months
B one or two eggs a year
C two or three eggs every six months
D two or three eggs per year
97 The number of bald eagles is now _