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【单选题】
The girl looked at me with a ________expression at the ______ computer program.
A.
puzzled , puzzling
B.
puzzling, puzzled
C.
puzzling , puzzling.
D.
puzzled , puzzled
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A.
clean
B.
to clean
C.
cleaning
D.
cleaned
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A.
Being attracted
B.
Attracted
C.
To be attracted
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Having attracted
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A.
which
B.
when
C.
that
D.
it
【单选题】________ he found the idea interesting, it was too difficult to be of practical use.
A.
While
B.
Once
C.
If
D.
Until
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A.
introduces
B.
to introduce
C.
introducing
D.
introduced
【单选题】—Bob! How is your project? I heard you started it last Friday, right?—Oh! I_______ for it．But I haven’t decided when to do it.
A.
have prepared
B.
had prepared
C.
have been preparing
D.
was preparing
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A.
Would rather
B.
Instead of
C.
Rather than
D.
Prefer to
【单选题】—What should you do if you have problems with your life? — .
A.
To find a friend to talk
B.
Find a friend to talk to
C.
Finding a friend to talk to
D.
Found a friend to talk
【单选题】Helen ________ go on the trip with us, but she isn’t quite sure yet.[ ]
A.
shall
B.
must
C.
may
D.
can
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A.
in trouble
B.
in danger
C.
in silence
D.
in a trouble