2013-2014 高中英语《Module4 Great scientists》语法学案（含答案） 外研版必修 4课题Great Scientists课时1 课时教学目标1.Revise some language points. 2. Learn more about Grammar of the module .3.Learn to use this Grammar.教学重点Revision of passive voice教学难点Deal with some important exercises about it.课堂导学被动语态复习 Revision of passive voice (一)语态分类英语动词有两种语态，主动语态和被动语态。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。如： They will build a new bridge over the river. (主动) A new bridge will be built over the river. (被动) 汉语中常用“被”、“给”、“由”、“受”等词用来表示被动，而英语用： be+过去分词 构成。(二)被动语态的时态、人称和数的变化主要体现在 be 的变化上，其形式与系动词 be 的变化形式完全一样,列表如下：一般现在时am/is/are + done一般过去时was/were + done 一般将来时Shall＋will +be+ done现在进行时am/is/are+ being+done过去进行时was/were+being +done过去将来时Should/would+be+done现在完成时Has/have+been+done过去完成时 Had +been + done［注］被动语态没有将来进行时和过去将来进行时。(三)被动语态常用的八种时态1. 一般现在时 People grow rice in the south of the states. _______________________________________________________(改为被动) The school doesn't allow us to enter the chemistry lab without a teacher. We __________________enter the chemistry lab without a teacher. (被动) 2. 一般过去时 He had a strange way of making his classes lively and interesting. And the students didn't forget his lessons easily. He had a strange way of making his classes lively and his lessons______________________. 3. 一般将来时 They will send cars abroad by sea. Cars ___________abroad by sea. They will give plenty of jobs to school-leavers. Plenty of jobs _________________school-leavers. 4. 过去将来时 The manager said they would complete the project by the end ...
