We should _______/ki:p/ quiet in the library. 
#52920
A
sleep
B
help
C
keep
D
cheap
推荐题目
When a child realizes he should stand on his own feet, he has grown up.
#58948
A
stand up quickly
B
go somewhere on foot
C
get up by himself
D
depend on himself
 The young lady prefers _________ to ________ when she feels stressed.
#52356
A
going shopping, calming down
B
to go shopping, calm down
C
going shopping, calm down
D
to go shopping, calming down