It will be another 50 years ______ our country is expected to reach the level o
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It will be another 50 years ______ our country is expected to reach the level of a medium developed country.A.since | B.before | C.that | D.when |
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答案
B |
解析
B 考察连词。句义:五十年以后我国才有望达到中等发达国家的水平。It is+一段时间+before从句,过多久…才…;遵循主讲从现的原则,B正确。Since引导时间状语从句,从句用一般现在时,主句使用现在完成时。故B正确。 |
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