-- You should have thanked her before you left.

-- I mean ________ , but when I was leaving, I couldn't find her anywhere.

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Every possible means ________ to prevent the air pollution, but the sky is still not clear.

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单项选择题

If weather ________ , I will go there tomorrow.

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I raise 3 ________ of cattle. The cattle ________ fed on grass and corn.

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Helen had to shout ________ above the sound of the music.

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The children are looking forward to ________ gifts for the coming Christmas.

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We have visited the temple ________ from the 14th century.

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There are some mistakes in this composition. If ________ , please correct them.

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The Foreign Minister said,“________ our hope that the two sides will work towards peace.”

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________ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.

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