1.—How are you getting on with your work?
—Oh,I'm sorry.Things aren't going so well as__C__
A.plans B.planning C.planned D.to plan
2.—Are you a teacher?
—No,but I __D_.I worked in a middle school for three years.
A.am B.will C.do D.was
这道题的回答,为什么时间状语是for+一段时间,而没有用现在完成时呢?!
3.Doctors have said that as many as 50%of patients don't take medicine ___C__
A. like directed B .to be directed C.as directed D. so that directed
为什么这道题不选B呢?patients不是应该被directed吗?
4.The man we followed suddenly stopped and looked as if ___D___whether he was going in the right direction
A.seeing B.having C.to have seen D.to see
5.—Have you ever been to shanghai?
—__A__.
A.Not yet. B.Haven't C.to have seen D. to see
为什么这道题不能选B呢?!
请详细解答!谢谢!