After the accident, she had some difficulties recalling what had happened her.A. on; toB

发布时间：2020-08-15 02:02:05

After the accident, she had some difficulties      recalling what had happened      her.
A. on; to
B. on; on
C. in; to
D. in; on

网友回答

A. on; to
B. on; on
(答案→)C. in; to
D. in; on
解析：have difficulty (in) doing sth.意为“做某事吃力、费力”；happen to sb.意为“发生在某人身上”。
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