I ________ go to bed until the TV play was over.

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This painting ________ to a museum in New York in 1977.

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It's better ________ more trees in the desert.

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When ________ the bike ________?

[　　]

--- Who ________ paper in the world?

--- Cai Lun ________.

[　　]

Her grandma ________ for five years.

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By the time the authorities ________ that the story was a hoax, thousands of people ________ from their home.

[　　]

A. was revealed, had fled

B. revealed, had fled

C. revealed, had fled

D. were revealed, had fled

How many English words ________ you ________ by the end of last term?

[　　]

Tony told me that he ________ an old people house the next day.

[　　]

-- You haven't been to Hong Kong, have you?

--________. How I wish to go there.

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