从所给的四个选项中选择最佳答案

This year ________, we've already learned more than 500 English words.

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A．lonely　　　B．alone　　　

C．whole　　　D．along

The new comer does not know ______ run this machine.

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I don't know ______ start.

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A lot of trees ______ yesterday.

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The light went out and nothing could be ______.

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The Party was ______ on July 1, 1921.

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Xiao Ming sat down and ______ his book from his bag.

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There's something wrong with my watch. I'll have it ______.

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He ______ some eggs for me.

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Don't ______ the rubbish as it is.

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