--Be quiet! The children ____________ now. --Oh, sorry. 
#42391
A
sleep
B
slept
C
were sleeping
D
are sleeping
推荐题目
The mobile phone has influenced people’s life a lot since it ______.
#36450
A
invents
B
invented
C
is invented
D
was invented
Why ___ you ____ to school earlier this morning ?
#38567
A
did ; came
B
didn’t ; come
C
didn’t ; came
D
did ; not come
The train______ when we________ to the station.
#37961
A
was left; was getting
B
left; had got
C
had left; got
D
left; got