We won't climb the hill, if it ________ tomorrow.

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Seventy ________ people visit the site every year.

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It's too early. Why ________ a rest with us?

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Have you ever been to an ________ country?

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________you ________ to be a doctor in the future?

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The 21st Century newspaper has helped us ________English.

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Have you ever argued ________ your father? Sometimes.

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Li Lei is the first ________ to school every day.

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MTV has recorded four million votes ________ its Asican website.

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For people who are interested ________ animals, there's a wonderful zoo.

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