人教九上u6第1課時導學教案(文件)
【正文】 clean the glass. ； for； by ； for； for ； to； for B。句意為“老人很孤單，他希望每天都知道一些 puter is a great invention it changed the world. 。 invented 。by 。 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 for building (=to build) The stick is used to write on the blackboard. 那根棒 辨析： be used
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