Question

【题目】They are going to the library ________ the afternoon ________January 22nd.

A. at ; at B. in ; of C. on ; of D. to ; at

Answer 1

【答案】C

【解析】

试题分析：句意：他们打算在二月二十二日上午去图书馆。of表示……的。在具体一天或者一天的上下午用介词on.结合句意，故选C。