1. If I (see) Tom again, I (tell) him everything.

2. If I (be) free tomorrow, I (go) to the park.

3. Oranges (not / grow) in England.

4. If the weather (be) bad tomorrow, we (play) chess.

5. Yesterday Mr Johnson (receive) a letter. In the letter he (ask) to come to the police station. He (wonder) why he (want) by the police.

6. If you (help) him, he (finish) his work in time.

7. At this time yesterday I (write) a test.

8. Last month Mr Clark (rewrite) the end of the book. The last page (rewrite) five times.

9. Tea (bring) to England many centuries ago.

10. When he (come) home, he (telephone) you.