单项选择（每题1分）—Listen！It is raining.—Oh， really！ I______ it at all.
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A
didn’t realize
B
don’t realize
C
haven’t realized
D
hadn’t realized
推荐题目
The old worker has been fired and now a young man ______.
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A
took place
B
has taken the place
C
takes place of him
D
has taken his place
Mr. Smith ______ a grammar book meant for senior high school students and will almost finish it.
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A
has been writing
B
has written
C
was writing
D
has been written
—What’s that noise，John?—Sorry，Linda.I forgot to tell you.The school library________.
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A
is rebuilt
B
is being rebuilt
C
was rebuilt
D
has been rebuilt
--- Have you moved into your new house？ ---- No. It _________at present.
#101295
A
will be decorated
B
is being decorated
C
is decorating
D
was decorated
-------- Hey, look where you are going ! ------- Oh, I’m terribly sorry. __________.
#104040
A
I’m not noticing
B
I wasn’t noticing
C
I haven’t noticed
D
I don’t notice