— Bill, is the pink umbrella Anna’s?— No, it _____ be hers. Hers is purple. 
#76056
A
can
B
may not
C
would
D
can’t
推荐题目
Students ought ______ the truth.
#76163
A
told
B
tell
C
telling
D
to tell
Mary _______ her mother with the housework, but she didn’t.  
#63072
A
must have helped
B
ought to have helped
C
must help
D
should help