―Look at the lady there. ______ it be Mrs. Green?―No, it _______ be her. She left for London this morning.
#36839
A
Must, can’t
B
May, mustn’t
C
Can, may not
D
Can, can’t
推荐题目
—        do you see a film?—Once a month.
#42123
A
How long
B
How soon
C
How often
D
How
The floor is very dirty. Will you please ______?
#43008
A
mop it up
B
mop up it
C
to mop it up
D
to mop up it
_______ the teachers in the school is one hundred, and _______ of them are women teachers.
#43338
A
The number of; four-fifths
B
A number of; four-fifth
C
A number of; four-fifths
D
The number of; four-fifth
I know the importance of the math test. It _______ 30% of the final exam. 
#42424
A
makes of
B
makes into
C
makes up
D
makes from