While we are developing agriculture and industry, we must prevent the earth ______.
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A
from polluting
B
polluted
C
polluting
D
being polluted
推荐题目
The news is ________that many a politician is gathering here in protest of the policy.
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A
getting around
B
getting through
C
getting up
D
getting over
We didn’t plan our art exhibition like that but it ________ very well.
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A
worked out
B
tried out
C
went on
D
carried on
He had to do an extra job after work, for he had a big family to ___________.
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A
support
B
look at
C
provide
D
observe
Mary often does some translation work to earn extra money, which half of her income.
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A
makes for
B
counts on
C
accounts for
D
consists in
The number of the workers in this factory 300, that is to say, it 20%.
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A
has increased by; has increased to
B
have increased to; have increased by
C
has increased to; has increased by
D
have increased by; have increased to