If the green light isn’t on, ________ a minute.
#59469
A
waiting
B
to wait
C
waited
D
wait
推荐题目
 ________ the instructions very carefully when filling in the form.
#65933
A
Following
B
To follow
C
Follow
D
Followed
 _____ and I will hit you.
#66300
A
If you say that again
B
Say that again
C
Say you that again  
D
You’ll say that again
It’s really not ___________ you to do such a silly thing.
#59424
A
clever enough of
B
clever enough for
C
enough clever for
D
enough clever of