logo - 刷刷题
下载APP
【单选题】

— Can I speak to Mr.Smith?
— Sorry, sir.He isn’t in.You leave a message or call him later.
— Can I speak to Mr. Smith?
— Sorry, sir. He isn’t in. Youleave a message or call him later.

A.
may
B.
must
C.
need
D.
should
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三