A.A balcony and a dishwasher.B.A dishwasher and air conditioning.C.A swimming pool and

外语类 成人英语三级 已帮助 人

A.A balcony and a dishwasher.

B.A dishwasher and air conditioning.

C.A swimming pool and air conditioning.

D.Air conditioning and a balcony.

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗