_______, I’d have told you.A． If I would have knownB． If I had have known C． Had

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_______, I’d have told you.

A． If I would have known	B． If I had have known
C． Had I known	D． Should I know

答案

解析

略

举一反三

______, higher and higher,until it was a small dot in the sky.

A．It up flew

B．Up flew it

C．Up it flew

D．Up did it fly

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So much ______ by the poem for the Wenchuan earthquake that he decided to participate in the re-construction of the damaged region.

A．did he move

B．he moved

C．was he moved

D．he was moved

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.
Not only ________ many people"s lives by reducing fever, but _______ other things that aspirin can help with.
A aspirin has saved, there also are B has aspirin saved, there are also
C aspirin has saved, are there also D has aspirin saved, are there also

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.
.Only under special circumstances________to miss the final examination.
A are students allowed B allowed are students
C students are allowed D are allowed students

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.
The subway timetables are well planned in Norway. Seldom ________ wait very long.

A．one does have to

B．does one have to

C．one has to

D．has one to

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