Don’t talk here.  Grandparents ____.
#41785
A
sleep
B
is sleeping
C
are sleeping
D
sleeping
推荐题目
—Excuse me, Mum. When can we have dinner?—Not until it                in half an hour.
#39775
A
is prepared
B
will be prepared
C
has been prepared
D
was prepared
John _________ a doctor when he _________ up
#37932
A
are; grow
B
is going to be; grow
C
is going to be; grows
D
is; grow
What ________ you ________ at this time yesterday?
#37876
A
did, do
B
have, done
C
were, doing
D
are, doing
I ________ when the UFO landed.
#42296
A
am watching TV
B
was watching TV
C
have watched TV
D
watched TV