Would you like to give me some examples to ________ clear ________ you mean?

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________ four or five students are absent today, perhaps all of them are ill.

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People don't want good farmland ________.

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Of the making of good books there is no end; neither ________ any end to theer influence man's lives.

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While he was investigating ways to improve the telescope. Newton made ________ discover which completely changed ________ man's understanding of colour.

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She doesn't know anyone here. She has got ________ to talk to.

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________ the programme, they have to stay there for another two weeks.

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The U. S. is ________ 50 states.

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________ that they can pass the written exam this time.

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－I'd like to invite you to a concert this evening.

－Thank you, but ________ I'll have time, I'm not sure at the moment.

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