—Where is Mike?  —He’s _______ the pool.
#40102
A
swim at
B
is swimming at
C
swimming at
D
swim
推荐题目
The life we were used to __________ greatly since 1992.
#41601
A
change
B
has changed
C
changing
D
have changed
What are the children going to do if it_________ next Saturday?
#42004
A
isn’t rain
B
doesn’ t rain
C
won’t rain
D
don’t rain