1. We (do) ___will do____ this for you if you want.
2. If we (need) ___need____ some help, we will ask.
3. If Peter stays with his grandparents, Suan (not be )___ won't be___ happy
4. If we win the money, we (buy) __will buy___ a new house.
5. She (not write) ___won't write__ to you if she leaves.
6. We (go) ____will go _____ on holiday if there is time.
7. If we__plants___(plant) more trees, the air___will be__(be) fresher.
8. If the soil__is__(be) polluted, thevegetables____will die____(die).
9. Unless he__calls___(call) me, I____will stay___(stay) at home.
10. The weather is not very good. It might_will rain___(rain) this afternoon.
11. If a student___recycles__(recycle) the papers, he__will save___(save) energy.
12. I___don't clean___(not clean) my room for a long time.