单项选择题

（） my neighbor's kid with his coming exam, I spend an hour working with him every day.

A．To help
B．Helping
C．Helped
D．Having helped

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单项选择题
Coffee has been a favorite drink for centuries, （） the time when we were drinking it strong and black, without sugar.

A．during
B．for
C．before
D．since
单项选择题
He has fancy dreams about his life, and nothing ever quite （） his expectations.

A．matches
B．makes
C．reaches
D．realizes
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