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人教九上u6第1課時導學教案-文庫吧

2025-10-19 03:09 本頁面


【正文】 nted before the 車發(fā)明得早 這是一個主從復合句, think 后面跟了一個賓語從句。因為主句是一 ( 1) was invented 意為“被發(fā)明”,此結構為一般過去時的被動語態(tài)。一般過去時的被動語態(tài)的結構為“ was/were + 及物動詞的過去 These trees were planted last year. The car was bought yesterday. ( 2) invent 作動詞,意為“發(fā)明,創(chuàng)造”,指發(fā)明以前沒有的新東西。當物做主語時,常用被動語態(tài)。 invention 名詞,意為“發(fā)明物”;inventor Edison,a great inventor, invented many great inventions during his ,一個偉大的發(fā)明家,在他的一生中發(fā)明了許多重 Many inventions have been invented last year. are they used for?它們是用來做什 be used for sth./doing “被用來做某事”,表示用途或目的,后接名詞或動名詞,相當于 be used to do sth. Clothes are used for keeping (=to keep) warm. Wood can be used f
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