The library needs _____,but it’ll have to wait until Friday.
#96914
A
cleaning
B
to clean
C
being cleaned
D
to being cleaned
推荐题目
Will those ____the children from abroad come to the headmaster’s office?
#97574
A
teaching
B
teach
C
who teaches
D
who teaching
--- I usually go there by train. --- Why not _______ by boat for a change? 
#98779
A
to try going
B
trying to go
C
to try and go
D
try going
When he ______the door, he found his keys were nowhere.
#88230
A
would open
B
opened
C
had opened
D
was to open