It’s hard to keep the house _____ with three kids. 
#47753
A
cleaning
B
to clean
C
cleaned
D
clean
推荐题目
 Anna is _____ to work out the math problems and gets a good grade. 
#45354
A
hard enough
B
enough hard
C
hard-working enough
D
enough hard-working
Hiking is__________ camping.I like both of them.
#47024
A
not as interesting as
B
more dangerous than
C
as interesting as
D
as dangerous as
Mr. Smart’s job is _______. 
#46711
A
busy enough
B
enough busy
C
busily enough
D
enough busily