Đề cương ôn tập giữa học kì II Tiếng anh Lớp 8

ĐỀ CƯƠNG ÔN TẬP GIỮA KÌ 2 ANH 8
 I. Find the word which has different sound in the part underlined. 
1. A. wanted	B. washed	C. danced	D. played
2. A. goes	 B. watches	C. misses	D. brushes
3. A. come	 B. mother	C. open	D. some
4. A. mention	B. question	C. action	D. education
5. A. who	B. when	C. where	D. what
II. Find the word which has different stress pattern from the others.
1. A. artistic	 B. historic	C. dramatic	D. scientific 
2. A. medical	 B. national	 C. chemical	D. historical 
3.A. athletic 	 B. dramatic 	C. scientific 	D. heroic
4.A. medical	 B. hospital	C. politic	D. electric
5.A. chemical	 B. physical	C. environmental	D. medical
 III. Put the verbs in brackets into the correct form.
1.If we (recycle) ________ more, we will help the Earth.
2. Factories (not dump) ______________waste into rivers if the government fine them heavily.
3. If people travel to work by bus, there (be) ______________fewer car fumes.
4. We (save) ________________thousands of trees if we don’t waste paper.
5. If we use water carefully, more people (have) ______________fresh water.
IV. Put the verbs in brackets into the correct form.
1. If he (study) ________________ harder, he can pass an exam.
2. She may be late if she (not hurry) ________________.
3.If you study harder, you (pass) ________________ the exam.
4. If you are kind to me, I (be) _______________ good to you.
5.If he (give) _______________ up smoking, as his doctor orders, he will be soon well again.
VCombine each pair of sentences to make a conditional sentence type 1.
1.Students are more aware of protecting the environment. Teachers teach environmental issues at school.
2.Light pollution happens. Animals change their behaviour patterns.
3.The levels of radioactive polluion decrease.We switch from nuclear power to renewable energy sources.
4.The water temperature increases.Some aquatic creatures are unable to reproduces.
5.People get more diseases.The water is contaminated.
VI. Put the verbs in brackets into the correct form.
1. If I were you, I (look) ________________ for a new place to live.
2. If Lan wasn’t ill, she ( join) ________________ out tree planting activity.
3.If there were fewer cars on the road, there (be) ________________ less pollution.
4.If people really cared about the environment, they ( not dump ) ________________ waste into the lake.
5.If there was no fresh water in the world, what (happen) ________________
VII.Write a conditional sentence type 2 for each situation, as in the example.
2.There are so many billboards in our city. People can not enjoy the view.
3.There is so much light in the cityat night.We can not see the stars clearly.
4.We turn on the heater all the time. We have to pay three million dong for electricity a month.
5.The karaoke bar makes so much noise almost every night. The residents complain to its owner.
.VIII Read the passage and choose the correct answer A, B, C or D.
Environmental pollution is a term that (1)______ to all the ways by which man pollutes his surroundings. Man dirties the air with (2)______ gases and smoke, (3)_____ the water with chemicals and other substances, and damages the (4)_____ with too many fertilizers and pesticides. Man also pollutes his surroundings (5)_____ various other ways. For example, people ruin natural beauty by (6)_____ junk and litter on the land and in the water.
 Environmental pollution is one of the most serious problems facing mankind today. Air, water and soil are necessary to the (7)_____ of all living things. Badly polluted air can cause illness, and (8)_____ death. Polluted water kills fish and other (9)_____ life. Pollution of soil reduces the amount of land that is available for growing food. Environmental pollution also brings ugliness to man’s (10)_____ beautiful world.
 1. A. means B. refers C. provides D. reduces
 2. A. thick B. natural C. exhaust D. influent
3. A. purifies B. pumps C. sprays	 D. poisons
4. A. soil B. forests C. streets D. beaches
 5. A. on B. in C. by D. with
 6. A. spoiling B. leaving C. scattering D. gathering
 7. A. survival B. environment C. development D. growth
 8. A. so B. ever C. too D. even
 9. A. animal B. marine C. human D. plant
10. A. nature B. natural C. naturally D. natured
IX. 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.
 A B C D
3. Land pollutionhappens 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
X. Give the correct form of the words in bracket.
1. We are going to give a about water pollution.	(present)
2. Many people have received medical because of the disease. (treat)
3. .. has caused the problem of air pollution.	(industry)
4. The . in air pollution was dramatic last year.	(reduce)
5. Students are taught about .. issues at school	(enviroment)
XI. 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. 
XII. Writing: Make meaningful sentences
1. If/ I/ you/ I/ plant/ vegetables/ garden
 ..
2. What / happen/ if/ there/ no cars/ world?
 ..
3. 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.
 ..