问题描述：
8．She's aiming________a scholarship. That is why she has been focusing her mind________her work.
A．at; on B．to; on
C．for; in D．at; into
答案：A tell me why thankss
A．at; on B．to; on
C．for; in D．at; into
答案：A tell me why thankss
问题解答：
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