The green shorts are()sale()$30A on,on B for,for C on,for D for,on

问题描述:

The green shorts are()sale()$30
A on,on B for,for C on,for D for,on

The green shorts are(on)sale(for)$30
那种绿色的短袖正以30美元热卖中
on sale是固定搭配.意思是热卖