16.The machine can’t be m - 已解决

16.The machine can’t be made perfect overnight; in fact it s

16.The machine can’t be made perfect overnight; in fact it should be improved ______.

a.one by one b.place by place

c.step by step d.one after another

17.Never mind your previous failure,try to forget it and think of _______ your next attempt might be.

a.what b.which c.that d.when

18.We are lucky.We live in a quiet street but all the necessary shops are close ______ .

a.at hand b.in hand c.on hand d.out of hand

19.Making a living as a door-to-door ______ demands a thick skin,both to protect against the weather and against having the door shut in your face.

a.fisherman b.salesman c.businessman d.manager

20._______ I do ,I always pay great attention to it.

a.Whenever b.Whatever c.However d.Wherever

21.He is a man of attention.No matter what he does,he will ____ it.

a.focuses to b.focused at

c.focuses on d.focuses in

22.The company’s success is ___ its very popular washing machines.

a.building on b.to build on

c.build on d.built on

23.We don’t know ______ he’ll pull himself through the operation.

a.what b.why c.that d.whether

24.I can’t _______ on anything when I am hungry.Let’s go and eat,shall we?

a.attend b.concentrate

c.engage d.involve

25.I have to _______ the next question as I don’t have enough time.

a.move on to b.move up to

c.move on with d.move up with

26.It’s perfectly harmless,_______ I wouldn’t have done it.

a.if b.whether c.otherwise d.else

27.If your ______ goal is to become an English teacher,then the first thing you have to do it to learn English well.

a.ultimate b.final c.last d.end

28.Mr.Thomas doesn’t allow _____ in his office.

a.smoking b.to smoke c.smoke d.smoked

29.I am rather _____ by what he has done recently.

a.puzzling b.puzzle c.puzzled d.to puzzle

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C表逐步地

A宾语从句,据句子成分判断缺宾语.

A表附近的

B推销员

B不管做什么,我都尽自己最大的努力.

C固定搭配,focus on集中

D被动语态

C宾语从句,从句成分完整,所以that只起引导作用

B concentrate on表集中注意力,由题意可得知.

B move up to前进到下个题目因为时间不够

C据题意得知用转折

B最终的

A allow doing sth;allow sb.to do sth

C被迷惑,莫名其妙.

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