It was almost eleven o'clock when they ________.

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Ten days ________ not a long time for a visitor in Beijing.

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I have two brothers. One is a doctor, ________ is a teacher.

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There isn't ________ in today's newspaper.

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“________ does your brother go to the cinema?”“Once a month.”

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They didn't go to bed ________ the TV play was over.

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There ________ a class meeting tomorrow morning.

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I don't know ________.

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My parents ________ to America. They will come back at the end of this month.

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The visitors will leave for Shanghai ________ the morning of May 5th.

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