He is always singing because he thinks he is the happiest man ________ .

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________ your help, I am making progress in my studies.

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We ________ each other when we were teenagers.

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The aged ________ in our city.

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________ another chance, he could do it better.

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________ in a red jacket, she looks much younger than she really is.

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________ many times; but he still couldn't understand it.

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________ her before, I didn't know if she was my aunt.

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________ the poem a second time, the meaning will become clearer to you.

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We did not find the information ________ great importance that you had mentioned to us.

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