Then professor walked onto the platform and seated himself in a chair, _____

Then professor walked onto the platform and seated himself in a chair, ______ for answering questions.

#89255

had prepared

being prepared

preparing

prepared

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Studies show that daydreaming contributes significantly to concentration powers and the ability _____ with others.

#94193

communicating

to be communicated

to communicate

to communicating

______ such experience will constantly trouble you in your business.

#92684

Lacking

Lack

Being lack

To be lacked

He did nothing but ________walk in the street.

#95370

taking　　　　

take　　　　

to take　　　　

took

Have you seen the man ___________on the grass in the picture?

#91054

lay

lain

laying

lying

When        if he hadany idea what the novel was about, Jack kept silent. He       have read it very carefully.

#93641

asking; needn't

asking; shouldn't

asked; can’t

asked; mustn’t

共7470题