1、In the office I never seem to have time until after 5:30 p.m., ________ many people have got home.
A.whose time
B.by that time
C.on which
D.by which time
2、I only work __________ weekdays, not __________ weekends
A.on... on
B.at...at
C.on...at
D.at...on
3、假如你让他待在你家,你就是在自找麻烦。(ask for)__________________________________________________________________________
4、You must be joking, ______ you?
A.be not
B.must
C.mustn’t
D.aren’t
答案解析:
1.【答案】D。解析:本题是由介词+关系代词+名词引导的定语从句。短语by that time 意思为“到那时”,在定语从句中,要用 by which time。故选择D。
2.【答案】C。解析:考查固定搭配。on weekdays,在工作日; at weekends,在周末。均为固定用法。
3.【答案】。解析:【译文】If you let him stay at your home, you are asking for trouble.
4.【答案】D。解析:考查动词时态。句意:你一定在开玩笑,不是吗?must表推测“一定”时,反义疑问句根据推测的情况确定,故选D。
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