Your clothes need ______._______ i wash them for you?
No,thanks.
Ato be washed:Shall Bbeing washed Shall
Cwashing Will Dbeing washed Will
是因为有一个need to be done 的说法么?
但我好像还知道有need doing sth 是物做主 eg：The flowers need watering 那C也能选啊 怎么回事?