. When the teacher came in, the student pretended _______

. When the teacher came in, the student pretended ________ his lessons.

#97637

to do

to have done

to be doing

to be done

推荐题目

Mr. Green told us _______ talk loudly in class.

#96865

didn’t

don’t

not to

to not

We worked all night, _____ for the coming procession.

#98012

to prepare

preparing

prepared

was preparing

Many parents happily pay a lot of money, only ______ the tours are not rewarding enough for their children.

#92508

to find

find

having found

to have found

The problems_______ at the meeting tomorrow are really hard to solve．

#98509

discussed

to discuss

to be discussed

discussing

In the novel, the two cities referred to __________ London and Paris.

#95774

being

are

was

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