You look very tired. You ____ too hard these days.A. could have workedB. ought to have workedC. should have workedD. must have worked

题目

You look very tired. You ____ too hard these days.

A. could have worked

B. ought to have worked

C. should have worked

D. must have worked

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相似问题和答案

第1题：

How long() you() a member of the club?

A.have,,joined

B.have,,been

C.has,,joined

D.has,,been

参考答案：B

第2题：

9． _______you _______ stay at home today?

A． Do ; have to

B． Must; have to

C． Have; to

D． Do ; must

正确答案：A
9．A【解析】have to的疑问形式借助动词do来实现， must的疑问形式是将must提到主语之前，另外还需注意have to与must不能重复使用。故答案为A。

第3题：

Things made of glass, plastic and tin are ______ hard ______ break down.

A.very, to

B.too, as to

C.too, to

D.so, to

正确答案：C

第4题：

If the bill of lading contains the words weight and quantity unknown，the shipper must ______ that the goods were in fact shipped to succeed in an action for non-deli-very．

A.show

B.make

C.get

D.have

正确答案：A

第5题：

What a waste! Why do you () the water () all the time ?

A、have…flowing

B、have…flow

C、have…to flow

D、have…flowed

参考答案：A

第6题：

Where ________ you ________?

A.are/be

B.have/be

C.is/be

D.have/been

正确答案：D

第7题：

—Where____you____lunch?

—Athome．Therewasnoschoollunch

A．did；have

B．are；having

C．will；have

D．do；have

正确答案：A

第8题：

You look(). What () you () ?

A、tire, did…do

B、tiring, have…done

C、tired, do…do

D、tired, have…been doing

参考答案：D

第9题：

You()theexaminEnglishifyou()hard.

A.pass,work

B.willpass,work

C.pass,willwork

正确答案:B

第10题：

You look（） What（）you（）?

Atire；did；do

Btiring；have；done

Ctired；do；do

Dtired；have；been doing

D
略

You look very tired. You ____ too hard these days.A. could have workedB. ought to have

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