括号中的动词的形式对吗?

题目

括号中的动词的形式对吗?
1 He would enjoy this if he (was) present.
2 She can do better if she (tried).
3 If you play with matches, you (would burn) your fingers.
4 If broke this window, you (would have to) pay for it.
5 If you (lost) your way, you would have to ask a policeman.
6 If you (did not apologize), he will never speak to you again.
7 If he (was) clever, he would not have any difficulty.
8 What would you if you (won) a lot of money?
9 If I were you, I would not be confident.
0 If you could help me, I would be grateful.

答案

1.were 2.isn't tired 3.will burn 4.v 5.v 6.don't apologize 7.were 8.v 9.v.10.v