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Jim thinks travelling by train is far more ________ than by air. (enjoy)

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Look! There is a truck ________ (collect) the rubbish along the street.

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Have you ever ________ (read) this story?

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We should make a contribution to ________ (help) the poor children.

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—When ________ you ________ (join) the Greener China?

—I’ve been a member of the Greener China for just a year.

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He ________ (be) in Shanghai since two weeks ago.

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Many foreigners now find Chinese very ________. (use)

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What a ________ song we’re listening to!(please)

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Have you ever collected waste paper for ________?(recycle)

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________ care of our environment is very important now. (take)