20. Today many serious childhood diseases..
B. can prevent
A. are preventing
prevented
21. Sally gave such a good speech that I couldn't resist...
A. applauding
B. being applauded
applauded
22. Not all the necessary things
A. will have been bought - has been postponed
B. have been bought - has been postponed
C. has been bought - had been postponed
D. had been bought - has been postponed
.by early immunization.
C. prevent
for our trip that's why the departure.....
23. If you want to develop inner tranquility, you have to stop......
happens.
told
27. David appears..
A. having lost
B. being bothered
A. inviting
B. being invited
26. Are you sure you told me? I don't recall..
A. having told
B. having been told
........loudly when she finished.
C. to applaud
D. to be
.by every little thing that
A. bothering
C. to bother
24. Richard really didn't mind
D. to be bothered
by the party to celebrate his fortieth birthday although he
told his friends that they shouldn't have done it.
25. A. surprising
B. being surprised
C. to surprise
D. to be surprised
Ann hoped
to join the private club. She could make important business contacts
there.
D. to be invited
D. can be
C. to invite
..about it.
C. to have told
..some weight. Has he been ill?
B. having been lost
C. to have lost
lost
28. Tom made a serious mistake at work, but his boss didn't fire him. He's lucky
chance.
D. to have been
D. to have been
a second
A. having given
B. having been given
C. to have given
D. to have been given
29. Dr. Nguyen is a brilliant and dedicated scientist who had expected to be selected as the director of
the institute. She was very surprised not...............the position.
A. having offered
B. having been offered
D. to have been offered
C. to have offered
30. By the time their baby arrives, the Johnsons hope.......... ....painting and decorating the new
nursery.
A. having finished
B. having been finished