题目内容

He looked as if he ­­­_____ the answer.
A．knewB．had knownC．knows D．has known
B
本题考查as if后接从句使用虚拟语气的用法。如果as if后面的从句表示与过去的事实相反使用过去完成时;as if后面的从句表示与现在或者将来的事实相反，句子中用过去时。本句是与过去事实相反，所以选择B。
练习册系列答案
相关题目
He _______ foreigners in his cafe before, so he didn’t know how to serve the American family.
A．had rarely hadB．had had rarelyC．rarely hadD．had rarely
—Why do you look so worried? 
—My computer broke down and my essay ______ unfinished since.
A．had leftB．has leftC．was leftD．has been left
—Who do you guess I am?
—Sorry，your name        my mind．
A．slipped B．has slipped C．had slipped D．slips
---What’s that noise?
---Oh, my God! I ________ to turn the tap off after I brushed my teeth.
A．forgetB．forgotC．was forgettingD．had forgotten
A bridge _____________ in the distance and its construction _____________ in a year.
A．is being built; will be finishedB．is built; has been finished
C．has been built; is being finished D．is being built; is finished
— Did you regret having left your well-paid job?
—Why should I? I _______ as much, but I enjoy my present one more.
A．didn’t earnB．don’t earnC．hadn’t earnedD．haven’t earned
The houses          . They will be finished next year.
A．are builtB．have been builtC．are being builtD．were built
---I’m sorry, but I don’t quite follow you. Did you say you wanted to return on September 20?
---Sorry, I ______ myself clear. We want to return on October 20.
A．hadn’t madeB．wouldn’t makeC．don’t make D．haven’t made

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网