Lucy couldn’t remember when she met Tom, but she was sure it was on Monday when she had m

Lucy couldn’t remember when she met Tom, but she was sure it was on Monday when she had music class.
A. /; the
B. the; /
C. a; a
D. /; a

A. /; theB. the; /(答案→)C. a; aD. /; a解析：考查冠词。本题第一空用a泛指某一个星期一；第二空用a music class指音乐课。句意：Lucy记不得什么时候她遇见Tom了，但是她确信那是一个她有音乐课的一个星期一。故C正确。

感谢回答