______ prevent her from attending the meeting, he took away the key to their car ______.
A．So as to; by mistake
B．In order to; on purpose
C．In order to; to her surprise
D．So as to; in surprise
答案：B
试题分析：句意：为了阻止她参加会议，他故意拿走了他们的车的钥匙。so as to和in order to都可引导目的状语，so as to不可位于句首。by mistake：错误地 on purpose：故意地 to her surprise：令她吃惊的是 in surprise：吃惊地。根据句意故选B。 考点：考查介词短语