－Is it going to snow tonight?

－I' m afraid ________.

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There is a new problem involved in the popularity of private cars ________ road conditions need ________.

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A．when; improving

B．which; to be improved

C．that; to be improved

D．where; improving

Many people think geography is ________ if you cannot go to the country.

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These boxes of yours are ________ too much space.

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We should do as much as we can ________ our country better and more beautiful.

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Most people in the West agree that Chinese is one of the most difficult languages ________.

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She looked up his number in the phone book to make sure that she had ________.

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Some people believe ________ is easier for small countries to become strong and rich than for large countries.

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She spoke too quickly ________.

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I found the German language hard ________.

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