Most experts agree that human activities such as the clearing of large areas of forests, and farming on a large scale _________ the problem of global warming.
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A
is leading to
B
is resulting in
C
are contributing to
D
are owing to
推荐题目
As soon as Charles had _____ a little from his surprise, his one thought was to get away.
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A
returned
B
absorbed
C
dissolved
D
recovered
I don’t think television will ever ______ books.
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A
take place
B
take the place of
C
take their place
D
take place of
It seems as if they are going to ____ us a lot of money for the party hall．
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A
cost
B
ask
C
demand
D
charge
_______, I lost heart in English learning, but my teacher said to me, “Keep on working hard, and you’ll succeed ________.”
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A
At a time; in time
B
At one time; in time
C
At a time; on time
D
At one time; on time