Wearing earplugs when you go to concerts or other loud events and listening to music through headphones or headsets at safe level can help you (10)……… the effect of noise pollution1. II.[r]
Trang 1ENGLISH 8 - UNIT 7: NEIGHBORHOOD
I Listening and fill in the blank: (3 times)
Noise pollution
Noise is constant and loud sound To (1)……… the loudness or volumn of sound, people use the unit called a decibal When the sound is (2)……… than 70 dBs, it can called noise pollution
Do you know that the sound from a vacuum cleaner or (3)……… can result in a permanent hearing loss after (4)………… hours? The sounds of concerts are even more (5)……… ; they can reach the high of (6)…………dBs and may cause immediate and permanent hearing loss Noise pollution can also (7)……… headaches and high blood pressure If you are listening to music through headphones and other people can hear it It means the music is too loud and (8)………… If there seem to be a ringing or buzzing in your ears, it means the noise is (9)……… you and damaging your hearing Wearing earplugs when you go to concerts or other loud events and listening to music through headphones or headsets at safe level can help you (10)……… the effect of noise pollution
II Choose the word whose underlined part pronounced differently from the others:
III Put the verbs in brackets into the correct form:
1 If I see him, I (give) him a gift
2 If I had a typewriter, I (type) it myself
3 If I had known that you were in hospital, I (visit) you
4 You could make better progress if you (attend) class regularly
5 If I (know) his telephone number, I’d give it to you
6 If you (arrive) ten minutes earlier, you would have got a seat
7 If he worked more slowly, he (not make) so many mistakes
8 I shouldn’t drink that wine if I _ (be) you
9 If I _ (find) a cheap room, I will stay a fortnight
10 A lot of people (be) out of work if the factory closed down
IV Find the mistake in each sentence:
1 The fish are dead because the polluted watter
A B C D
2 Ships spill oil in oceans and rivers led to the die of many aquatic animals
Trang 2A B C D
3 Land pollution happens when human activities destroy Earth’s surface
A B C D
4 She has found that nobody can help her if she did not try her best to do it herself
A B C D
5 Unless there had been the heavy storm, the climbers will not have died
A B C D
V Give the correct form of the words in bracket.
2 Many people have received medical ……… because of the disease (treat)
VI Read the passage and fill in the each blank with ONE suitable word:
harms move affects indirect effects
protect harmful leads can causes
EFFECTS OF AIR POLLUTION
There are different kinds of negative and harmful effects of air pollution Air pollution (1)
……… global warming in a great scale The global warming (2)………… to the increase of
temperatures worldwide, the increase in sea levels and the melting of icebergs It (3)……… all species on the earth The effects of air pollution are very (4)……… for health It causes
different kinds of diseases like heart attack, cancer, etc Every year millions of people of all over the world die due to direct or (5)……… effects of air pollution Acid rain is another effect of air
pollution Acid rain can cause great damage to human, animals and crops Air pollution (6)………
the wild life Humans and animals face a lot of serious effects due to air pollution Toxic chemicals
present in the air can force wildlife species to (7)……… to new place and change their habitat The toxic pollutants over the surface of the water can also affect sea animals It is right time to (8)
……… our environment To create a better place to live, we have to stop the air pollution
VII Writing:
Make meaningful sentences:
1 If/ I/ you/ I/ plant/ vegetables/ garden
………
2 What / happen/ if/ there/ no cars/ world?
Trang 33 Researchers/ have/ find out/ what/ has/ lead to /pollution/ the river
………
4 Many animals/ eat/ litter/ become/ sick/ because/ people/ throw / ground
………
5 Factories/ not dump/ waste/ river/ if/ government/ fine/ them/ heavily
………
Good luck!
Trang 4ANSWER KEYS
I Listening and fill in the blank:
1 measure 2 louder 3 motorcycle 4 eight 5 serious
II Phonetics: (2pts)
1 D victim 2 B surrounding
3 A burned 4 B sugar 5 A stamps
III Verbs form:
IV Find the mistakes:
1 C – because of
2 C – the death
3 D - the earth’s
4 C – does not try
5 D – would
V Give the correct form of the words in brackets:
1 presentation 2 treatment 3 industrialization
VI Reading and fill in the blank:
VII Writing:
1 If I were you I would plant vegetables in the garden
2 What would happen if there were no cars in the world?
3 Researchers have found out what has led to the pollution of the river
4 Many animals eat the litter and become sick because people throw it on the ground
5 Factories will not dump waste into rivers if the government fines them heavily