人教版九年级英语上册《Unit6 When was it invented？》Grammar Focus课件.pptx

Unit 6 When was it invented? ;Here is a big box .Fisher(费希尔）invented it in 1901. It’ s very hard-working. It can make your clothes clean and your housework easy. With its help you can have more time to relax or to work.;fridge;Here is a box. Percy Spencer invented it in 1955. You can use it to cook many kinds of delicious food, such as fish ,meat and rice. You can also use it to make cold food hot in a few minutes.;What invention are they talking about? Who invented the zipper? When was the zipper invented? When was it used widely? Where can you see zippers?;被用来 考虑 有道理 电话是什么时候发明的？ 我认为是1876年发明的。 它们是用来干什么的呢？ 你能帮我考虑一种发明吗？ 它真的是如此伟大的一项发明吗？ 考虑一下它在我们的日常生活中使用的多么频繁。 不同发明的先锋都被列了出来。 在那时，它还没有被广泛地应用。 我的荣幸 我作业的主题;discover, invent和find都是动词, 它们的词义相近, 但是有区别: ★discover意为“发现”, 指发现某种本来存在,但以前未被发现或未为人所知的事物或现象。 The lost bike was discovered at the bus stop. 丢了的自行车在公共汽车站那儿找到了。 ???? Later I discovered that he was so kind.???? 后来我才发现他那么善良。;1). Edison _________ the electric lamp. 2). I lost my necklace last night. I haven’t ________ it. 3). Who ___________ America first? ;Can you help me think of an invention? My pleasure. My pleasure也可说成It’s a / my pleasure.或 A pleasure ，意思是“我的荣幸；愿为你效劳；这是件愉快的事”。 — Will you please help me take the books to the classroom? 请你帮我把这些书带到教室里去好吗？ — My pleasure. / It's a pleasure. 愿为你效劳。;★ at (one's) pleasure 随便 You are free to come and go at your pleasure. 来去自由, 悉听尊便。 ★ take pleasure in以某事为乐,喜欢做某事 ★ with pleasure 愉快地, 高兴地, 没问题; 4. Well, you do seem to have a point … you do seem to have a point … 是个强调句，用“助动词do +谓语动词原形”的结构。 He does look well. 他的确看起来气色很好。 You did give me a fright. 你真把我给吓了一跳。; 5. … it mentioned that the zipper was … mention v. 提到；说到 Don't?mention?this problem this evening. ?? 今晚别提这个问题。 Nobody?mentioned?the real purpose of this meeting. ?? 谁也没有提到这次会议的真正目的。;2) 若后接动词，要用动名词，不能用不定式 Whenever I mention playing football, he says he’s too busy. 我一提起踢足球，他就说太忙。 3) not to mention意为“更