They had a pleasant chat ________ a cup of coffee.

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He wrote a ________ report.

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The hero of the story is an artist in his ________.

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Shortly after the accident, two ________ police were sent to the spot to keep order.

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We are going to learn ________ next week.

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The manager has got a good business ________ so the company is doing well.

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In ________,the northerners are keen on dumplings while the southerners are fond of rice.

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The collapse (倒塌) of the World Trade Centre has put US economy in a difficult ________.

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Every new ________ has the possibility of making or losing money.

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According to the recent research, heavy coffee drinking and heart attack is not necessarily ________ and effect.

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