Czasowniki w nawiasach wstaw w odpowiednim czasie, tworząc zdania warunkowe, 0 Conditional lub I Conditional.

1. If Helen (learn) too much, she always (have) a headache in the evening.
2. The dog (not bite) you if you (not tease) it.
3. Peter (read) a book till his dad (come) back home.
4. George (not come) if you (not invite) him.
5. Unless she (eat) more fruit, she (be) fat soon.
6. We (watch) TV as long as the weather (be) bad.
7. If plants (not get) water, they (die).
8. What (Mark) do if Susan (not come)?
9. If you (heat) ice, it (turn) into water.
10. If Mary (feel) good, she (go) for a walk with us.