She can’t help ______ the house because she’s busy making a cake.
#95492
A
to clean
B
cleaning
C
cleaned
D
being cleaned
推荐题目
In order to make our city green,______.
#98146
A
it is necessary to have planted more trees
B
many more trees need to plant
C
our city needs more trees
D
we must plant more trees
Everyone agrees that the Philippine police ____   for the tragedy that Hong Kong tourists were killed.
#96701
A
are to blame
B
are to be blamed
C
are being blamed
D
have blamed