Đề bài; Hoàn chỉnh các câu sau

1. If the air / in / city / be / polluted / , / it / can / cause / people's / respiratory / problems

2. If / smog / be / frequently / formed / in / city / , / it / cause / difficulty / in / breathing / headache / even / lung caner

3. If / carbon monoxide / concentrate / in / great/ amounts / , / it / be / harmful

4. the climate / change / if / more trees / be / cut / down / for / hardwood

5. If / we / not / control / pollution / soonn / , / it / be / too / late

6. If / we / not / protect/ frontier / , / we / suffer / many / from / natural / disasters

Dựa vào từ cho sắn , viết câu hoàn chỉnh:

1, If/people/not/stp/dumping/waste/into/rivers/,/pollution/increase/.

2,If/polar/ice caps/melt/,/huge landmasses/ be/under/water.

3, If the air,/in/city/be/polluted/,it/can/cause/peole's/respiratory/problems.

4,If/smog/be/frequently/formed/in/city/,/it/cause/dificulty/in/breathing/headache/even/lung cancer,

5, If/ carbon monoxide/concentrate/in/great/amounts/,/it/be/ harmful.

6, The climate/change/if/more trees / be /cut/down/for/hardwood/.

7, If/we/not/control/pollution/soon/,/it/be/too/late.

8, If/we/not/protect/frontier/,/we/suffer/many/from/natural/disasters.

Dựa vào từ cho sắn , viết câu hoàn chỉnh:

1, If/people/not/stp/dumping/waste/into/rivers/,/pollution/increase/.

2,If/polar/ice caps/melt/,/huge landmasses/ be/under/water.

3, If the air,/in/city/be/polluted/,it/can/cause/peole's/respiratory/problems.

4,If/smog/be/frequently/formed/in/city/,/it/cause/dificulty/in/breathing/headache/even/lung cancer,

5, If/ carbon monoxide/concentrate/in/great/amounts/,/it/be/ harmful.

6, The climate/change/if/more trees / be /cut/down/for/hardwood/.

7, If/we/not/control/pollution/soon/,/it/be/too/late.

8, If/we/not/protect/frontier/,/we/suffer/many/from/natural/disasters.

Bài 4. Dựa vào từ cho sẵn, viết câu hoàn chỉnh.

1. If/people/ not/ stop/ dumping/ waste/ into/ rivers/,/pollution/ increase/.

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2. If/ polar/ ice caps/ melt/ ,/huge landmasses/ be/ under/ water.

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3. If the air/ in/ city/ be/polluted/ ,it/can/ cause/ people’s/ respiratory/ problems.

_____________________________________________________________________________

4. If/smog/ be/ frequently/ formed/ in/ city/,/it/ cause/ difficulty/ in/ breathing/ headache/ even/ lung cancer.

_____________________________________________________________________________

5. If/ carbon monoxide/ concentrate/ in/ great/ amounts/, /it/ be/ harmful/.

_____________________________________________________________________________

6. The climate/ change/ if/ more trees/ be/ cut/ down/ for/ hardwood/.

_____________________________________________________________________________

7. If/ we/ not/ control/ pollution/ soon/,/it/ be/ too/ late/.

_____________________________________________________________________________

8. If/we/ not/ protect/ frontier/,/we/ suffer/ many/ from/ natural/ disasters.

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Bài 12: Hoàn chỉnh các câu sau, sử dụng điều kiện loại 2

1. What/ happen/ if/ water pollution/ stop?

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2. We/ be/ happy/ if/ air pollution/ the world/ be/ a/ better place?

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3. If/ there/ be/ no more pollution/ the world/ be/ a better place?

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4. If/I/ be/ you/I/ take/ these bottles/ the bottle bank.

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5. If/ people/ not really care/ the environment/ they/ not try/ save it.

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6. The river/ not be/ so polluted/ if/ factories/ not dump/ waste/ it.

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7. We/ be/ less worried/ if/ oil spills/ not have/ such destructive effects.

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8. If/ we/ destroy/ the ozone layer/ what/ save/ us/ the UV rays?

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1. Read the passage and fill in the blanks with the given words.

If you wander on the streets of Ha Noi, the capital of Viet Nam, you may be surprised that most people are wearing masks, hiding their faces. This is because of serious air 1. ____________ in this city. Between March 1 and 4, 2016, the air quality index of Ha Noi, as measured by the US Embassy in Ha Noi was over 350. At this level, air pollution can cause lots of respiratory 2. ___________, especially to children and the elderly. The major cause of air pollution in Ha Noi is traffic. Due to the increasing number of motorcycles and cars in the last decade, the 3. ____________ of chemical exhausts has been on a constant rise. Another reason is urban construction, including road 4. ____________ projects and residential buildings. People have to live with the dust and dirt throughout the city. Environmental experts have warned that if the city continues to develop its economy with little regard to the 5.__________, the consequence will be tragic.

1 / Which city in Viet Nam would you like to visit ? Why ? Where is it ?

2 / If you can visit a foreign country would you like to visit ? Why ? Where is it ?

3 /What does the "3RS" mean ?

4 / What will happens if the air polluted ?

5 / How can we save water ?

6 / What will happens if the water polluted ?

7 / What can you do to protect the environment ?

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