Put the verbs in brackets into the correct tenses

EXERCISE 2: Put the verbs in brackets into the correct tenses.

1.  I                                      (offer) to help him if I had realized that he was ill.

2.  If you had left that wasp alone it                                      (not sting) you.

3.  If I                                     (realize) what a bad driver you were I wouldn't have come with you.

4.  If I had realized that the traffic lights were red I (stop).

5.  But for the fog we                                      (reach) our destination ages ago.

6.  If you had told me that he never paid his debts I                                     (not lend) him the money.

7.  If you                                     (not sneeze) he wouldn't have known that we were there.

8.  If you                                      (put) some mustard in the sandwiches they would have tasted better.

9.  The hens                                     (not get) into the house if you had shut the door.

If he had known that the river was dangerous he         (not try) to swim across