sale要加s吗?老师说只用单单的sale表示售货,而我看到的电视里又说sales 那到底要不要加s

sale要加s吗?老师说只用单单的sale表示售货,而我看到的电视里又说sales 那到底要不要加s on sale 的用法我不懂为什么说 pants and shorts on sale 但是 Many pants and shoes are on sale.on sale 的前面加are吗?什么情况下加are? sale of 前面要加冠词吗 以o结尾的英语单词加es还是s?小学老师说加es,中学老师说加s. 这是非卖品,这是给你的怎么用英语说? it's not for sale, it's for y这是非卖品,这是给你的怎么用英语说? it's not for sale, it's for you吗?还是on sale还是 for sell? The book written by him will be ------------ 他写的书即将出售了网上说on sale 是正在出售for sale 是预售那这个顾名思义是预售可是老师的答案不一样,老师的是on sale 英语过去式只用加ed吗?说一些例子 I do hope that doggie's for sale.的中文今天之前回答会加 garage sale,yard-sale,basement sal-whatever they're called and wherever they're held ,Americans are having them in ever-in-increasing numbers.这里的ever-in-increasing怎么理解? come and buy your clothes at huaxing's great sale,为什么要加at?加to行吗 还有he get 2000 yuan from the __________（sale） of the oil painting.要加s吗?she is studying at school 还是 studies at school meet with sales director.sale为什么加s Mr Cool's Clothes Sale的意思 英语的单复数老师上课说因什么变单数要+S 又说复数要加S我都搞混了！ She likes to look for the best prices and special ( ){降价销售sale要不要加s She likes to look for the best prices and special ( ){降价销售｝sale要不要加s 把《木兰诗》改写成700字以上的现代文不可以的,老师说不能单单翻译,这样还不如去背翻译,还要我们写作文干什么,关键是要锻炼写作,要有小说三要素 英语中分数怎么表示 是基数词+序数词吗 还有老师说复数的时候有一个加S什么意思啊