We will have to ____ the matter carefully before we can draw any conclusion.
A. find out
B. look into
C. search for
D. base on
第1题：
A、wouldn't go to
B、can't go
C、won't go
第2题：
If it rains tomorrow, we()out for a picnic.
A. wouldn't go
B. can't go
C. won't go
第3题：
----Let’s go to the West Hill Park by taxi.
---- Oh, it is not far away from here. We _______take a taxi.
A. couldn’t B. mustn’t C. needn’t D. can’t
第4题：
A、We ; us
B、Us ; we
C、We ; our
D、We ; we
第5题：
A. must have
B. can’t have
C. should have
D. needn’t have
答案：D
解析：根据题意选D。
本句意思：我们应该已经预订过了。看，这家餐厅几乎空无一人。
must have意思为：“必须已经”；can’t have“不能”；should have意思为：“应该已经”；needn’t have意思为：“不必”，
第6题：
If it rains tomorrow, we () for a picnic.
A. wouldn't go out
B. can't go out
C. won't go out
第7题：
We're looking forward to()service to you.
A、 being of
B、be of
C、offer
D、have
第8题：
The problem is so serious that the situation is out of control.
A.We’ve got to set up a police line and ask for aid
B.We’ve got to ask for back-up from the PLA and police
C.We’ve got to report to the superiors rapidly and ask for back-up
D.We have informed the authorities to take precautionary measures.
第9题：
A. wouldn’t go out
B. can’t go out
C. won’t go out (will not)
第10题：
27．If we travel by car ,we_________．
A． can't travel fifty or one hundred miles a day
B． can-t stop at a hotel to spend the night
C． can make our own timetable '
D． can travel to a very far place in several minutes