At a dinner, you can begin to eat
A、when the guests sitting beside you begin.
B、when the hostess says, "Let's begin."
C、when the main course is served.
D、when the hostess picks up her own spoon or fork..
第1题:
A.mustn't
B.can't
C.needn't
第2题:
Must I stay at the office this afternoon? ---No, you ______.
A、don’t
B、needn’t
C、don’t need
D、can’t
第3题:
A.Must; needn’t
B.Can; can’t
C.May; mustn’t
D.Can; mustn’t
第4题:
A、wouldn’t have seen
B、shouldn’t have seen
C、mustn’t have seen
D、can’t have seen
第5题:
A、will not
B、may not
C、can't
D、needn't
第6题:
Why do you want a new job ______you've got such a good one already?
A. that
B. where
C. which
D. when
17.答案为D。为什么你已经有个好工作,还要找新工作?分析整句结构,从句做状语,只有 D为正确选项。