Who is the man over there? Is it Mr. Wu? — It ________ him, but I am not quite sure.
#74742
A
may be
B
maybe
C
is
D
must be
推荐题目
You __ drive your car so fast. It's very dangerous.
#75401
A
wouldn't
B
shouldn't
C
couldn't
D
mightn't
--   do you spell ring?       --________. 
#77508
A
What,It’s a ring
B
How,r-i-n-g
C
How,R-I-N-G
D
What, A ring