鬼牌2 毒蜂2.5:Unit 9 When was it invented? 重点、难点、考点及疑点注释

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Unit 9 When was it invented? 重点、难点、考点及疑点注释 1. They’re used for seeing in the dark. (P69)它们被用于在黑夜里观看。 be used for表示“被用来做……”，介词for表示目的和用途，后面接名词或动词-ing形式。 Wood can be used for making paper.木材可以被用来造纸。知识拓展含有be used的常用短语： ◎be used as表示“被用作……”，介词as意思是“作为”的意思，其后一般接名词，强调使用的工具及手段。 This book can be used as a textbook.这本书可以当作教科书来用。 ◎be used by表示“被……使用”，by后接动作的执行者。 This kind of machine is used by farmers for getting in crops. 农民们用这种机器来收割庄稼。 2. I think the most helpful invention is the light bulb.

Unit 9 When was it invented? 重点、难点、考点及疑点注释 unit 9 When was it invented知识点复习人教版九年级英语 unit10重点、难点、考点及疑点注释人教版九年级英语unit7重点、难点、考点及疑点注释人教版九年级英语 unit6重点、难点、考点及疑点注释人教版九年级英语 unit4重点、难点、考点及疑点注释人教版九年级英语 unit5重点、难点、考点及疑点注释人教版九年级英语 unit8重点、难点、考点及疑点注释人教版九年级英语第13单元重点、难点、考点及疑点注释人教版九年级英语第15单元重点、难点、考点及疑点注释人教版九年级英语第十三单元重点、难点、考点及疑点注释新目标英语九年级第1-5单元重点难点考点及疑点内容讲解注释 Unit9 When was he born? 模块9 Unit 1 重点词汇讲解 Because it was he, because it was myself Unit 5 It must belong to Carla.重点短语与句型练习人教版九年级英语重点短语及考点归纳模块9 Unit 3 重点词汇讲练 Japan earthquake: how big was it? -修改稿 Unit 4 He said I was hard-working. 新目标英语七年级上册重、难点剖析（Unit 9）去 Unit?3?What?were?you?doing?when?the?UFO?arriv... Japan earthquake: how big was it? - World Wat... Japan earthquake: how big was it? - World Wa...