sales pick up还是 sales go up,两者有区别吗

sales pick up还是 sales go up,两者有区别吗 a sales department还是a sale department? pick them up还是 pick up them pick up him还是pick him up sales tax 里的 sales 应该是 sale的复数 还是形容词sales sales tax 里的 sales 应该是 sale的复数 还是形容词sales 到底是哪个? pick one还是pick up one? 英语语法pick the rubbish up 还是pick up the rubbish 是pick it up还是pick up it? at great sale,on great sale 还是at great sales,哪个对?有没有at great sales pick up a pocket 还是pick a poket表示偷 摘花英语怎么说是pick flowers还是pick up flowers pick up pick up pick up 对snacks提问用them还是it?例如：pick them up 还是 pick it up 英语售后服务怎么表示?是after-sale service 还是 after-sales service? 买是用take还是buy 还是get 还是pick up