If the green light isn’t on, ___________ a minute.
#59395
A
wait
B
waits
C
will wait
D
waiting
推荐题目
_________ it is to have a picnic ! 
#66058
A
What a fun
B
How fun
C
What fun
D
How a fun
Keep practicing and you _____ your English.
#66108
A
improve
B
will improve
C
improved
D
were improving
Please do me a favor, —      the box upstairs. 
#66093
A
carry
B
to carry
C
carrying
D
having carried