He had no choice but to go on because it is their agreement that no one ______ quit the plan half way.
#63122
A
need
B
will
C
shall
D
can
推荐题目
I__________through that bitter period without your generous help.     
#63620
A
couldn’t have gone
B
didn’t go
C
wouldn’t go
D
hadn’t gone
—Look! It________be the new woman manager. —It________be her.She has just left for Shanghai. 
#74701
A
can;mustn’t
B
must;can’t
C
must;mustn’t
D
can’t;must
—________ we finish the work before class, Jack?—No, we_________ . We can do it after class.
#74109
A
Must, don’t have to
B
Must, must
C
Can, mustn’t
D
Can, needn’t