This kind of short stories _________ worth reading，but novels of that kind ___________ not worth reading．

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The boy got addicted ________.

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You should pay more attention________ the teacher.

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On Wednesday afternoon．Mrs Green went to the market，_________ some bananas and visited her cousin．

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If you________ the results________ the cause, you will find things are not that simple.

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The factory ________his mother works is in the east of the city.

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If anybody calls，tell them I'm out，and ask them to __________ their name and address．

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Allen had to call a taxi because the box was _________ to carry all the way home．

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The WTO cannot live up to its name________ it does not include a country that is home to one fifth of mankind．

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I shall never forget those years ________I lived in the country with farmers, ________has a great effect on my life.

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