A.needed
B.might
C.used to
D.had to
第2题
Good care must() babies particularly while they are ill.
A.take
B.take of
C.be taken
D.be taken of
第3题
()took us several hours to clear the snows and open the road to traffic.
A.They
B.All
C.He
D.It
第4题
We have studied English for only one year,() we can perform. English short play already.
A.for
B.and
C.yet
D.or
第5题
They often() the scientist’s name, but they have never seen him.
A.learn from
B.hear from
C.hear of
D.listen to
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