问题描述：
She was so_______in her job that she didn't hear anybody knocking at the door.
A)attracted B)absorbed C)drawn D)concentrated
选B,如果要分别用ACD,那么后面加的介词分别是什么呢?
A)attracted B)absorbed C)drawn D)concentrated
选B,如果要分别用ACD,那么后面加的介词分别是什么呢?
问题解答：
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