1. doesn't stop/ will cancel

2. Cal/ have

3. touch/ will get

4. doesn't work/ won't get

5. phones/ tell

6. get/ mix

7. are/ will cry

8. finish/ start

9. Ask/ don't find

10. find/ will send

11. get/ will buy

1. If it (not, stop)  doesn't stop raining, we will cancel(cancel) the tennis game.
2. Call (call) this number if you have (have) a problem.
3. If you touch (touch) a fire, you will get (get) burned.
4.   If she doesn't work (not, work) hard, she won't get (not get) a promotion. She stills has a chance in the next three months.
5. If Bill phones (phones), tell (tell) him to meet me at the cinema,
6. You will get (get) water if you mix (mix) hydrogen and oxygen.
7. If babies are (be)hungry, they will cry (cry).
8. If you finish (finish) painting the bedroom, start
(start) the bathroom.
9. Ask (ask) your teacher if you don't find (not, find) the answer
10. If I find (find) her address, I will send
(send) her an invitation.
11. If I get (get) a promotion, I will buy
(buy) a car.

→ giải thích : tất cả đều là câu điều kiện loại 1
If + S + V(hiện tại đơn) , S + will + (not) + V(nguyên thể)

chúc bạn học tốt !