选择题:3. A person ________ is more likely to become a ge

题目内容:
3. A person ________ is more likely to become a genius.
A. whose parents are clever
B. often thinking about difficult problems
C. often helped by his parents and teachers
D. born with a good brain and putting it into active use
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27、Harry, who had failed in the final exam, had a great worry ________ his mind.

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7. In many cases, optional subjects ______ science are available, such as busine

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