－Why didn't you go to the Summer Palace with them?

－Because I ________ there many times.

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She keeps ________ English every day and she is learning fast.

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I don't think ________ possible to learn a foreign language well without hard work.

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Sally ________ be here because she called me from London just now.

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No one told us ________, so we need your help.

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I asked her for ________ money, but she didn't have ________.

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There is no ________ in the bus so we have to wait for another bus.

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She didn't use to like playing soccer, ________ now she's interested in it.

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My sister bought some books on ________ way home yesterday.

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Mike's brother was born ________ March, 1990.

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