31. A wonderful idea suddenly occurred to me I would turn to the reference book to finish

发布时间：2020-08-16 06:52:01


31. A wonderful idea suddenly occurred to me       I would turn to the reference book to finish my homework
A. that
B. if
C. when
D. Which

网友回答

(答案→)A. that
B. if
C. when
D. Which
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