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Ex1/
1. is covered
2. was invited
3. were caused
4. is being built
5. wasn't stolen
6. was invented
7. have been translated
8. will be cancelled
9. will be told
10. hasn't been used
11. was invented
12. is believed
13. has been celebrated
14. are being planted
15. was taken

Ex2/
1. shone
2. cut
3. brought
4. fixed
5. to check up
6. printed
7. draw

1.An island is covered by water. (cover)

2. I were invited to the party last night but I didn’t come. (invite)

3. Many accidents are caused by reckless driving. (cause)

4. A new dormitory is being built in the university campus now. (build)

5. Thank goodness ! My jewelry wasn't stolen in the robbery last night. (steal / not)

6.The electric light bulb was invented by Thomas Edison. (invent)

7. Mickey Mouse cartoon is translated in sixty languages. (translate)

8. If it is foggy, that sport event will be cancaled (cancel)

9. The examinees will be told the result of the examination next week. (tell)

10. This machine hasn't been used for quite a long time. (not use)

11. Nylon was invented by an American chemist, Julian Hill in the 1930s. (invent)

12. How old is this tower ? It was believed to be over 600 years ago. (believe)

13. Teacher’s day has been celebrated largely since 1982. (celebrate)

14. Some trees are being planted on the sidewalk at the moment. (plant)

15. My car has disappeared. It has been taken by my brother. (take)

EX2: 

1.shined

2.cut 

3.brought

4.fix

5. to check up

6.printed

7.draw

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