They      _ the train until it disappeared in the distance.
#52422
A
saw
B
watched
C
noticed
D
realized
推荐题目
Would you mind          me how         this math problem ?
#51928
A
telling, to solve
B
telling, solve
C
to tell, to solve
D
to tell, solve
---Where is Grace?---She __in the yard.
#61003
A
reads
B
read
C
is reading
D
was reading
There were many more people who got injured in the big fire than _______.
#53377
A
was reported
B
it was reported
C
were reported
D
they were reported