(2013·高考湖南卷)If nothing________，the oceans will turn into fish deserts.
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A
does
B
had been done
C
will do
D
is done
推荐题目
--- What’s Joan doing?--- ________ newspapers in the room.
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A
She reading
B
She reads
C
To read
D
Reading
The retired teacher is said to have returned from the USA, where he ______ by some of his old students.
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A
would be visited
B
visited
C
had been visited
D
have been visited
---I’m sorry, but I don’t quite follow you. Did you say you wanted to return on September 20?---Sorry, I ______ myself clear. We want to return on October 20.
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A
hadn’t made
B
wouldn’t make
C
don’t make
D
haven’t made
We won’t start the work until all the preparations __________.
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A
are being made
B
will be made
C
have been made
D
had been made