【单选题】I didn’t know his telephone number. ________it , I ______ then. A.Had I known, would ring him up B.Should I know, would I have rung him up C.If I knew, would ring him up D.Had I known, would have rung...
【单选题】听力原文:W: You didn't turn up for yesterday's English Evening as you had promised. M: You know what. I went to see my supervisor about my essay. And then I forgot all about the party. Q: What happened to...
A.
He had to rewrite his essay.
B.
He thought it's better not to take part in the party.