1. As my sister (FORGET) to tell people about the party, it (BE) a complete failure. 2.Why (YOU/ NOT TELL) her that I (BE) here before?
3. (YOU, SEE) the new George Clooney film at nine p.m. yesterday?- No, at nine, I(STILL, WORK) on the computer.
4. Most of the houses (BE) under water as it (RAIN) for so long.
5. After he (DO) some exercise for about an hour, he (STOP) and (DECIDE) to have something to eat.
6. Harry (SING) a song when Jane (COME) in.

Pupils should come on time to school.
Pupils should not stand up when teachers come in.
Pupils should not sit while answering.
Pupils should not leave the classroom when they want.
Pupils should not come to school in boots and shoes that are unclean.
Pupils should not wear school uniforms.
Pupils should wear almost any clothes they like.
Pupils should be quiet during the lessons.
Pupils should have some tests.
Pupils should play active games during breaks.
Pupils should bring mobile phones to school, however, should not use them during lessons.
Pupils should eat whenever they are hungry.

1. Not till the plane landed, had I felt safe. (2)
2. We’d rather you did not lift these heavy suitcases yourself. (2)
3. It was wrong for Michael not to have the engine repaired by a professional mechanic. (2)
4. How about letting the children go to the party with us? (2)
5. The political crisis in the Middle East is reported to turn into a military conflict. (3)
6. The higher you climb, the less oxygen there is. (2)
7. Isn’t it about time for you to get accustomed to having to provide for yourself? (3)
8. Nobody else has been told he’s coming, have they? (1)
9. In the 19th century a few people succeeded in flying in balloons. But it wasn’t until the beginning of this century that anybody could fly in what we now call ‘a plane’. (4)
10. Many students of English would prefer not to take tests. (2)
11. No doubt you’d rather he were staying in England now, wouldn’t you? (2)
12. I could avoid putting too much weight on my arm. (3)
13. Neither of the managers was at least repentant afterwards. (2)
14. I’d sooner walk than do any of these things. (3)
15. Seldom has society offered such a wide range of leisure time activities.