题目内容

Not until the stadium of Bird’s nest was completed in the end ____back to their normal position.
A.did our hearts gotB.did our hearts getC.our hearts went D.our hearts did get
B
考查倒装。Not until放在句首时,主句要部分倒装,所以选B。A项错误是因为助动词did之后要用动词原形。
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