---What should I do first before boarding? ----().
A.You may ask the policeman there to help.
B.Please go to the airline counter to check-in for your flight.
C.You should wait and see.
D.You have to go there to check in for your flight.
第1题:
______ he come, what you say to him?
A. If, will
B. Should, would
C. When, would
D. Would, do
15.答案为B 与将来事实相反的虚拟语气,只能选should。
第2题:
A、what, to do
B、what, to do it
C、which, 不填
D、that, 不填
第3题:
A、If…shall
B、Suppose…shall
C、Should…would
D、Had…should
第4题:
第5题:
10.—Can I help you?
—__________.
A. You’ re welcome
B. Yes,please
C. I-m sorry
D. Here you are
第6题:
I ()have been here, but I()not find the time.
A. could; could
B. might; could
C. should; could
D. should; would
第7题:
A. is
B. does
C. Do
第8题:
What_________you do this Sunday if it _________ ?
A. do, will rain
B. will, rain
C. do, rains
D. will, rains
第9题:
第10题:
3、目的状语从句中常含有can, could, may, might, should等情态动词。