II. Choose the correct answer (A,B, C or D) to complete the following sentences.

1. Water plays an important _________in our life.

A.   thing                    B. section                  C. action                   D. part

2. If we cut down more forests, there _______more floods.

A.   are                    B. were                 C. have                 D. will be

3. The opposite of  “dangerous” is _______

A.   polluted                   B. safe                  C. good                   D. dirty

4. Britain’s most popular _______is fish and chips.

A.   drink                    B. place                  C. food                   D. film

5. All of us _______at home yesterday evening.

A.   were                    B. was                  C. did                   D. are

6. “-What would you like to drink now?”      -“____________”

A.   No, thank you                   B. Yes, please          C. I like to do nothing          D. Orange juice, please

7. _________homeworkdo you usually  get after each class everyday?

A.   How many                   B. Is there                  C. How much                    D. Are there

8. It’s getting light. Shall I turn ______the light to save electricity” ?

A.   off                   B. up                  C. on                    D. in

9. Kien is not very______. He never plays games.

A.   sport                   B. sporty                  C. sporting                   D. sports

10. Her parents never _______her go out alone at night when they lived in the city.

A.   made                    B. let                  C. agree                   D. allows

II. Choose the correct answer (A,B, C or D) to complete the following sentences.

1. Water plays an important _________in our life.

A.   thing                    B. section                  C. action                   D. part

2. If we cut down more forests, there _______more floods.

A.   are                    B. were                 C. have                 D. will be

3. The opposite of  “dangerous” is _______

A.   polluted                   B. safe                  C. good                   D. dirty

4. Britain’s most popular _______is fish and chips.

A.   drink                    B. place                  C. food                   D. film

5. All of us _______at home yesterday evening.

A.   were                    B. was                  C. did                   D. are

6. “-What would you like to drink now?”      -“____________”

A.   No, thank you                   B. Yes, please          C. I like to do nothing          D. Orange juice, please

7. _________homeworkdo you usually  get after each class everyday?

A.   How many                   B. Is there                  C. How much                    D. Are there

8. It’s getting light. Shall I turn ______the light to save electricity” ?

A.   off                   B. up                  C. on                    D. in

9. Kien is not very______. He never plays games.

A.   sport                   B. sporty                  C. sporting                   D. sports

10. Her parents never _______her go out alone at night when they lived in the city.

A.   made                    B. let                  C. agree                   D. allows

D

D

B

C

A

D

C

A

B

B

III. Complete the sentences with the correct form of the verbs in brackets.

1) If we DON'T RECYCLE ( not recycle) paper now, we'll need to cut down more trees in the future.

2) If the local people HAD (have)

fresh water, they wouldn't have to use polluted water.

3) What WOULD HAPPEN ( happen) if radioactive material was not handled properly?

4) If we recycle more household waste, there WILL BE ( be) less damage to the environment.

5) If we DIDN'T UNDERSTAND ( not understand) environmental ptoblems, we would not be able to do anything about them.

6) If the polar ice-caps melted completely, Sea levels worldwide WOULD RISE ( rise) about 60 metres.

7) The amount of plastic in the ocean WILL INCREASE ( increase) if we DON'T TAKE ( not take) action now.

8) These fish WOULDN'T DIE ( not die) if the factory DIDN'T DUMP ( not dump) its toxic waste into the river.

9) There WON'T BE ( not be) enough oxygen if we DON'T PROTECT ( not protect) the rain forests.

10) If I WERE ( be) the President, I WOULD BAN ( ban) billboards in cities in order to reduce visual pollution.

careful

natural

harmful

Natural

death

contamination

hard

Đáp án là D.

Câu điều kiện loại 1

Dịch: Nếu chúng ta chặt phá rừng, sẽ có nhiều lũ lụt hơn.

rewrite the following sentences using " unless"

1. our sources of energy will soon if others are not found

Unless others are found, our sources of energy will soon

2. Life on earth will be destroy if nuclear tests do not stop

Unless nuclear tests stops, Life on earth will be destroy

3. men will continue to live on food if other types of protein are not found

Unless other types of protein are found, men will continue to live on food

4. World population will countinue to rise if we do not try reduce it
Unless we try to reduce it, World population will countinue to rise

5. aLL OUR beautiful forests will be destoyed if we do nothing to preserve them

Unless we do something to preserve them, aLL OUR beautiful forests will be destoyed

6. Unless it stops raining, we won't go out

if it doesn't stop raining, we won't go out

7. Without gravity, water couldn't run down hill

Water couldn't run down hill unless there were not gravity

1. pollute / will die

2. consists / will get

3. melt / will be

4. will disappear / cut down

5. is thrown / will be

6. continue / will be destroyed

7. will save / save

8. teach / will know

9. travel / won't have

10. fines / won't dump

1. If it (be) is sunny next week, we (plant) will plant the vegetables.

2. If we (recycle) recycle more, we (help) will help our Earth.

3.We (save) will save a lot of trees if we (not waste) don't waste.

4. More people (have) will have fresh water if we only (use) use the water we need.

5. If the river (not be) isn't dirty, there (be) will be more fish.

ông gặp nó ở đâu???????????????????????????????????/

chị Bo của tôi đó chune\r ko

1. If it (be) is sunny next week, we (plant) will plant the vegetables.

2. If we (recycle) recycle more, we (help) will help our Earth.

3.We (save) will save a lot of trees if we (not waste) don't waste so much paper.

4. More people (have) will have fresh water if we only (use) use the water we need.

5. If the river (not be) isn't dirty, there (be) will be more fish.