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题型：单选题
The climate conference was attended by 11,000 people, it the largest UN gathering ever held.
- A.
making
- B.
to make
- C.
made
- D.
to be making
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题型：单选题
Remember the day when we ___________ you in charge ?
- A.
carried
- B.
left
- C.
took
- D.
got
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题型：单选题
The young girl sitting next to me on the plane was very nervous．She ________ before．
- A.
hasn’t flown
- B.
didn’t fly
- C.
hadn’t flown
- D.
wasn’t flying
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题型：单选题
Don't handle the vase as if it ________made of steel.
- A.
is
- B.
were
- C.
has been
- D.
had been
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题型：单选题
The doctor thought ________ would be good for you to have a holiday.
- A.
this
- B.
that
- C.
one
- D.
it
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题型：单选题
It is required that no smoking ______ in the school.
- A.
was allowed
- B.
be allowed
- C.
would be allowed
- D.
had been allowed
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题型：单选题
On the long journey, Peter ________ a most interesting guide. We all had a wonderful time.
- A.
practiced
- B.
behaved
- C.
proved
- D.
conducted
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题型：单选题
_____ human beings live in great numbers, the waters are very likely to become contaminated.
- A.
That
- B.
Where
- C.
Even if
- D.
Though
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题型：单选题
A month’s _____ is required from whichever party wishes to end the agreement.
- A.
message
- B.
letter
- C.
sentence
- D.
notice
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题型：单选题
Doctors are still trying their best to__________the boy for his broken leg.
- A.
cure
- B.
recover
- C.
operate
- D.
treat
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