The library needs ______,but it’ll have to wait until Sunday.
#98359
A
cleaning
B
be cleaned
C
clean
D
being cleaned
推荐题目
There are three students punished, two girls _______ .
#90892
A
include
B
including
C
included
D
includes
 _____ to sunlight for too much time will do harm to one’s skin.
#98000
A
Exposed  
B
having exposed
C
Being exposed
D
After being exposed