A.to be washing
B.to wash
C.washing
D.wash
第1题:
A、many/ many
B、many/ a lot o{
C、a lot of/ many
D、much/ much
第2题:
A、have…flowing
B、have…flow
C、have…to flow
D、have…flowed
第3题:
第4题:
第5题:
A. many - to - one
B. one - to - one
C. one - to - many
D. many - to - many
第6题:
Dirty 是指干净的房间。