单项选择题
W: Why didn’t you come here yesterday, John M: I’m sorry, madam. My mother was ill.
A.John was expected to come yesterday. B.John didn’t come because he was ill. C.The woman was John’s mother.
A.That's a great game B.Yes, I think so C.That's a good idea D.No, let me see
A.for B.from C.by D.to