Question

1. If we_________________(plant) more trees, the air__________________(be) fresher.

2. If the soil___________________(be) polluted, the vegetables_____________________(die).

3. Unless he____________________(call) me, I_____________________(stay) at home.

4. The weather is not very good. It might____________________(rain) this afternoon.

5. If a student_______________(recycle) the papers, he________________(save) energy.

6. I_________________________(not clean) my room for a long time.

Answer 1

1. If we_______plant__________(plant) more trees, the air________will be__________(be) fresher.

2. If the soil________is___________(be) polluted, the vegetables__________will die___________(die).

3. Unless he________calls____________(call) me, I__________will stay___________(stay) at home.

4. The weather is not very good. It might__________rain__________(rain) this afternoon.

5. If a student_______recycles________(recycle) the papers, he_______will save_________(save) energy.

6. I_____________didn't clean____________(not clean) my room for a long time.

Answer 2

1. If we_________plant________(plant) more trees, the air___________WILL BE_______(be) fresher.

2. If the soil________IS___________(be) polluted, the vegetables____________WILL DIE_________(die).

3. Unless he_______CALLS_____________(call) me, I__________WILL STAY___________(stay) at home.

4. The weather is not very good. It might_________RAIN___________(rain) this afternoon.

5. If a student_________RECYCLE______(recycle) the papers, he____________WILL SAVE____(save) energy.

6. I____________HAVEN'T CLEANED_____________(not clean) my room for a long time.

Answer 3

1. If we plant more trees, the air will be fresher.

2. If the soil (đất) was polluted, the vegetables will die .

3. Unless he calls me ,I will stay at home.

4. The weather is not very good. It might rain this afternoon.

5. If a student recycles the papers ,he will save energetic.

6. I haven't cleaned my room for a long time.