Phụ Đạo 11 CB (2)

During the French Revolution 1789-1799 against the king, the revolutionary government started the metric system.. We use the metric system to measure things.. The metric system is an int

EXTENSIVE COURSE - GRADE 11

September 18th, 2008

THE METRIC SYSTEM

A READING Read the passage and do the exercise sbelow it.

People all over the world use kilograms, centimeters, square meters, liters, and Celsius (C) These are all ways

to measure things They are all part of the metric system

During the French Revolution (1789-1799) against the king, the revolutionary government started the metric system Before that, every part of France had a different system for measuring things Also, cloth makers measured cloth with one system Jewelers used another system

Carpenters used another Other countries used other systems The revolutionary government wanted one international scientific system of measurement They asked a group of scientists and mathematicians to invent a system

The mathematicians and scientists decided to use the numbers ten, hundred, and thousand for their system Next they had to decide on a "natural" length They chose one ten-millionth (1/10,000,000) of the distance from the Equator to the North Pole They called this one metre Then they chose one gramme for weighing things A cubic centimetre of water weighs one gramme

Mathematicians and scientists worked on these problems for twenty years until they finally finished the

complete system The biggest problem was measuring the metre

The metric system was a wonderful gift to the world There are only a few countries that don't use it The United States is one The metric system is truly an international system

I Comprehension Write T if the sentence is true Write F if it is false Write NI if there is no information

given

1 Celsius is part of the metric system

2 Hectares are part of the metric system

3 We use the metric system to measure things

4 The French Revolution was in the seventeenth century,

5 The metric system is an international scientific system of measurement

6 A mathematician and a scientist invented the metric system

7 France gave the world a wonderful gift

8 The United States uses the metric system

9 The United States uses an old English system of measurement

10 The French Revolution was after the American Revolution

II Vocabulary Put the right word in the blanks

revolution ten-millionth Equator cubic Celsius length centimeters

decided system metric measure distance

1 During the French (1789-1799) against the king, the revolutionary government started the metric system

2 Next day they had to decide on a "natural" _

3 They are all part of the _

4 A _centimetre of water weighs one gramme

5 They chose one ten-millionth of the _from the _to the North Pole

6 These are all ways to _things

7 The mathematicians and scientists _to use the numbers ten, hundred, and thousand for their system

III Vocabulary Put the right word in the blanks.

liter distance system Equator decided metric

square revolution measure length cube gramme

1 The Russian in 1917 was against the royal family of Russia

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2 What is the between Chicago and New York?

3 The _system is a system of measurement

4 Junko Tabei, a Japanese housewife, to try to climb Mount Everest

5 We need to buy a tablecloth Please the table so we will know what size to buy What is

the of the table? How long is it?

6 Indonesia, Kenya, and the Amazon area are all on the

7 A _has six sides Each side is the same size

8 The British had the first _ of prepaid postage

IV Questions

1 What do centi- and milli- mean?

2 What is the metric system?

3 Who was the French Revolution against?

4 Before the Revolution, there was a problem in France about measuring things What was it?

5 Who invented the metric system?

6 What did they choose for the "natural" length?

7 How did they choose one gramme?

8 How long did it take to complete the system?

9 Why do we call this an international system of measurement?

10 Why is the metric system easy to use?

V Main Idea Put the number of the details after the main ideas Some details go with more than one

main idea

a A British teacher invented it h Sometimes it is a sign of royalty

b French scientists and mathematicians invented it i The United States doesn't use it

c Different groups of people invented it j It is a fastener

d An American invented it k One of them can write 50,000 words

e No one knows who invented it l It is better than a fountain pen in an airplane

f Two Hungarian brothers invented it m People in many countries use it

g It is international and scientific n Collecting them is a popular hobby

VI Vocabulary Put the right word in the blanks.

lonely broom postage immediately evaporated section deliver member percent tires prepaid point basket crossed stamp jazz

1 Ms Thoa doesn't like to be away from her family She feels _

2 Beef is in the meat of a supermarket

3 Ninety-five _of the class passed the test

4 Letters that go outside a country take more _ than letters inside a country

5 Liên came in from the garden with a _of beautiful flowers

6 Did the mailman _the mail yet?

7 The _on my pencil is broken May I sharpen it?

8 Some people do not like to listen to _

9 There is no water left in the dish It all

10 We need two new front _ for the car

11 The Polynesians _ the Pacific Ocean in double canoes

12 Mr Bình is a _of the stamp club Collecting stamps is his hobby

B WORD STUDY

I How + Adjective / How + Adverb

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Examples:

- How far is it to Los Angeles?

- How old are you?

- How large is your country?

- How heavy is a hippopotamus?

- How fast can you run?

- How long has Ms Thoa taught you English?

Use these words in questions

1 how long / stay

2 how deep / Hoa Binh Water Reservoire

3 how tall / Mount Fansipan

4 how fast / A Boeing 777

5 how much / cost

6 how often / go to the theatre

II Irregular Verbs

1 Learn these verb forms Then use each past form in a sentence

2 Write the simple past form of these verbs

III Will/Be + going to There are two ways to write about the future in English.

1 Will + simple verb

Example: Carol will lend me her car tomorrow Classes will end next week

2 Be (am, is, are) + going to + simple verb

Example: The store is going to deliver our new refrigerator this afternoon

- I am going to measure the kitchen floor

1 Write sentences with will and the word in parentheses

Example: travel (next summer)

 My parents will travel in Japan for two months next summer

a receive (next week) b deliver (tomorrow)

c decide (tonight) d arrive (tomorrow morning)

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e go skiing (next winter) e sit for the final exam (next Monday)

2 Write sentences with be going to and the words in parentheses

Example: attend (next week)

 I am going to attend my cousin's wedding next week

a continue (next fall) b practice (all summer)

c choose (tomorrow) d roast (tonight)

e leave (next month) e divorce each other (next court mmeting)

IV Word Forms

2 describe description descriptive

10 measure measurement measurable

Put the right word form in the blanks Use a word from line 1 for Sentence 1 and so on Use the right form

of the verb and singular and plural nouns.

1 Liên is a stamp She stamps She has a large

2 Write a of your city it

3 We need some water Please some

4 Prince Charles is a member of the British family His parents are too

5 In India umbrellas were a sign of Only people used them

6 Toxic substances are a form of They can the air and the water Then the environment is

7 Many people that God made the earth This is their

8 It is starting to We are going to have a day Do you like the ?

9 Where is the pencil _? My pencil isn't I need to it

10 Please the size of the living room carpet How long and how wide is it? What are the _?

ANSWER KEY SHOULD BE AWAITED!

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