Bythetimetheteachercame,weclea

By the time the teacher came, we ______ cleaning the classroom．（　　）

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相关试题

Do you prefer grapes ____bananas．

I prefer grapes _____bananas？（　　）

A．

to；or

B．

or；to

C．

than；to

D．

or；than

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It's about _____from our school to my house．（　　）

A．	20 minutes'walk	B．	20 minute's walk
C．	walk of 20 minutes	D．	20 minutes'walks

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My deskmate's hair is a little longer than_____．（　　）

A．

B．

C．

myself

D．

mine

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My father often goes to work on ______foot．

It is good for health．But my father drives car．（　　）

A．

the；the

B．

/；an

C．

/；the

D．

the；/

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①I beg your pardon，sir？

②I want some medicine for my mother．

③For your mother？（　　）

A．	①升调②降调③升调	B．	①降调②升调③降调
C．	①降调②降调③降调	D．	①降调②降调③升调

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