Please think________ my suggestion.

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--Why does he look so sad?

--Because he has ________ by her classmates.

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There________ have been any difficulty over this question.

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What________ me most was that he had passed the examination.

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I would prefer ________ an English song at the meeting

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The coat________ fur cost me much money.

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He asked his friend for ________ on how to learn English well.

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Can the plants ________ in greenhouses be protected from the wind, rain and insects?

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I think the development of agriculture should depend on high technology________ traditional methods.

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Most of the students can't ________ English a hard language.

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