This sign means______. 
#63255
A
Go up
B
No parking
C
Don’t touch
D
Don’t smoke.
推荐题目
The old man was seen _______ in the park at 7:00 a.m. yesterday.
#60522
A
exercise
B
exercised
C
to exercise
D
exercising
—— Is Jack back?—— No, but I think he ______ in half an hour.
#55564
A
come back
B
came back
C
comes back
D
is coming back
 I used to spend much time ___ TV at home.
#58262
A
watch
B
watching
C
to watch
D
watches
They _______ the train until it disappeared in the distance.
#61918
A
saw
B
watched
C
noticed
D
realized