If city noises _____ from increasing, people _____ shout to be heard even at din
题型:同步题难度:来源:
If city noises _____ from increasing, people _____ shout to be heard even at dinner table 20 years from now on.
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A. are not kept; will have to B. are not kept; have to C. don"t keep; will have to D. don"t keep; have to
答案
A
举一反三
While building a tube through the mountain, _____.
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A. an underground lake was discovered B. there was an underground lake discovered C. a lake was discovered underground D. the workers discovered an underground lake