It will be at least 10 days _______they finish cleaning up the typhoon-stricken village.A.untilB.beforeC.sinceD.when
It will be at least 10 days _______they finish cleaning up the typhoon-stricken village.
A.until
B.before
C.since
D.when
B.before
C.since
D.when
参考解析
解析：本题考查连词
B选项，句意为“他们需要至少10天才能清理完受台风袭击的村庄”。before“在……之前”，符合题意。综上，B选项正确。
A选项，until“直到”，常与not连用构成“直到……才”，故排除。
C选项，since“自从”，故排除。
D选项，when“当……时候”，故排除。
故正确答案为B项。
B选项，句意为“他们需要至少10天才能清理完受台风袭击的村庄”。before“在……之前”，符合题意。综上，B选项正确。
A选项，until“直到”，常与not连用构成“直到……才”，故排除。
C选项，since“自从”，故排除。
D选项，when“当……时候”，故排除。
故正确答案为B项。
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