—Does Mary have P. E.         Friday?
—No, she doesn’t. She has P. E.         the afternoon of Monday and Thursday.

  • A.on; in
  • B.on; on
  • C.in; on
  • D.on; at

答案

正确答案:B

知识点:介词  

解题思路

在周五为“on Friday”;在具体某一天的上下午也要用介词on。故选B。

易错点

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