They asked you ________ known it.

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He asked ________.

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A．where had you been

B．that where had you been

C．where you had been

D．that where you had been

He told us that he ________ his lost key.

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You can ________ study Chinese ________ English.

[　　]

It is very cold in winter. You ________ warm clothes.

[　　]

－How often do you see a film? －________.

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The two men had their lights ________ all night.

[　　]

Teachers' work is ________ the students knowledge and ________ the students' abilities.

[　　]

I had nothing to do but ________ in bed.

[　　]

I don't have a chair ________ in the hall.

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