Choose the best answer

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Choose the best answer: active or passive
1. Jack has a right to know. He
A. ought to tell
2. What I told Bill was a secret. He
.the news immediately. If you don't do it, I will.
C. may tell
.it to you.
B. shouldn't repeat
B. ought to be told
D. may be told
A. shouldn't have repeated
C. shouldn't be repeat
3. A package
A. has to be wrapped
4. I don't know why Jessica wasn't at the meeting. She
A. must forget
C. must have been forgotten
5. The games are open to anyone who wants to join in. Everyone
A. can be participated
6. This burnt out light bulb
A. might be replaced
C. should have been replaced
7. You'd better not drink that river water. It
A. could be polluted
8. I think everyone
D. shouldn't have been repeated
.carefully before it is mailed.
B. has to wrap C. had to be wrapped
D. had to wrap
...about it.
B. must be forgotten
D. must have forgotten
B. could be partipated C. can participate
..days ago. Could you do it for me?
B. might have been replaced
D. should be replaced
D. could participate
B. could pollute
.this paperback on the economic crisis. It contains information that
C. can be polluted
D. can pollute
everyone should have.
A. should be read
9. Your passport
A. is supposed to sign
C. was supposed to sign
B. should read
C. should have been read D. should have read
It is invalid without your signature.
B. is supposed to be signed
D. was supposed to be signed