【正文】
ed for? — It is used _____________hold the water. me to me to me for ( B ) is famous for the______ he___________ . 。一般過去時(shí)的被動(dòng)語態(tài)的結(jié)構(gòu)為“ was/were + 及物動(dòng)詞的過去 These trees were planted last year. The car was bought yesterday. ( 2) invent 作動(dòng)詞,意為“發(fā)明,創(chuàng)造”,指發(fā)明以前沒有的新東西。學(xué)生 A 問學(xué)生 B 在 1b 圖畫中的物品是什么時(shí)候發(fā)明的。如 : Knives are used for cutting things. Bikes are used for riding. (2)be used as 被用作?? ,as 是介詞,意為“作為”,其后一般接名詞,強(qiáng)調(diào)使用的工具或手段。 invention 環(huán)節(jié)說明:學(xué)生進(jìn)一 步鞏固對(duì) invent,use 相關(guān)用法的理解和掌握。句子意思為:你做的這個(gè)東西是用來干什么的? man_________ ( mention) in the book lived in Qing Dynasty mentioned。that