Your floor is dirty. It needs _______. 
#75408
A
clean
B
to clean
C
cleaning
D
cleaned
推荐题目
Oh, it’s you! I never ____ meeting here. 
#73801
A
dreamed of we
B
dreamed our
C
dreamed of our
D
dreamed that we
A big bush fire ___in Australia last night, but fortunately everyone ____escape.
#70865
A
took place; could
B
happened; can
C
broke out; was able to
D
happened; could