She locked her room a thief would break into it.
A. in case that
B. for fear that
C. in case of
D. for fear of
网友回答
A. in case that
(答案→)B. for fear that
C. in case of
D. for fear of
解析：根据句子结构，因介词of不能引导句子，从而排除C、D；再看in case that强调客观的一种可能性，而for fear that强调主观害怕的心理。故答案选B。