I. Put the verbs in brackets into the correct tenses. Type I

1 If you (not go) __________________away I'll send for the police.

2 I'll be very angry if he (make) __________________any more mistakes.

3 If he (be) __________________ late we'll go without him.

4 She will be absolutely furious if she (hear) __________________ about this.

5 If you put on the kettle I (make) __________________the tea.

6 If you give my dog a bone he (bury) __________________it at once.

7 If we leave the car here it (not be) __________________in anybody's way.

8 He'll be late for the train if he (not start) __________________ at once.

9 If you come late they (not let) __________________you in.

10 If he (go) __________________ on telling lies nobody will believe a word he says.

11 Unless he (sell) __________________ more he won't get much commission.

12 If I lend you 10 when you (repay) __________________me?

13 We'll have to move upstairs if the river (rise) __________________ any higher.

14 If he (work) __________________hard today can he have a holiday tomorrow?

15 Ice (turn) __________________ to water if you heat it.