Watch-watched
Do-did
дальше не помню.
Все верно. Только в третьем лучше будет написать:
3.Usually there is no sugar in the biscuits.
И в чем лучше заменить артикль a на to
<span>1) When he calls,I will give him a piece of my mind.
2) I will be at home if you need anything.
3) They will be in the gallery if you decide to speak to them.
4) If they want your advice, they will get in touch with you.
5) If you have anything to report, put it in writing and send it to me.</span>
11. The lecture has just been given by the lecturer.
12. The floor is being swept by the housewife.
13. The equator had been crossed by the sailors.
14. The equations will have been solved.
15. The children were forgiven by the mothers.
16. The house was destroyed by the workers in 1998.
17. The door was locked after leaving.
18. An interesting film is being watched.
19. The pictures are being drawn by the children at the moment.
<span>20. The computer will be repaired next week. </span>