All the air-conditioners are (of good quality).

All the air-conditioners are (of good quality). the products are of good quality 中of 的作用 on the ground lay some air conditioners,which are to be ship nowadays ,many buses are _____(air-conditioners air-conditio Three trees can do the job of 15 air conditioners running al The air conditioners can cool the air.英语解释句子 his trousers are of good quality急 evalutaion of the air quality benefits of the subway system The Good Quality of Life is_________. The two iPads are both in fashion and of good quality,but __ 英语短文改错what are the quality of a good teacher?Let me show you What are the quality of a good teacher?这句话哪里有错?为什么