It was quite a long time______I recognized him.A、afterB、beforeC、whenD、sinceB

游客2025-07-27 13

问题 It was quite a long time______I recognized him.

选项 A、after
B、before
C、when
D、since

答案 B

解析 “It+be+时间名词+before/since’’从句句型中，连词before与since容易混淆。用 before引导时，句意是“过了多久才……”，主句中的be动词为过去时或将来时态；用since引导时，其句意是“自从……以来已经多久了”，主句中的be动词多为现在时(或现在完成时)或一般过去时(此时since从句要用过去完成时)。

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It was quite a long time______I recognized him.A、afterB、beforeC、whenD、sinceB

HowIwishJohnrecognizedthefactthathe______inthewrong.A、alwaysnearlyi

【B1】[br]【B6】A、afterB、withoutC、whileD、besidesB上文叙述了父亲上楼失足后发出了尖叫声，再根据空白前疑问的语

【B1】[br]【B14】A、sinceB、whichC、whenD、withthatD

Itwasquitealongtime______Irecognizedhim.A、afterB、beforeC、whenD、sinceB

Therearealotofbitterstories______hissuccess.A、afterB、behindC、underD、

Werecognizedhisvoice______hespokeontheradio.A、afterB、incaseC、themom

Thechildren______inthenursery.A、arewelllookedafterB、lookafterwellC、are

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