Unit 4 Inventions 阅读 课件 2023-2024学年沪教牛津版英语八年级上册

Unit 4 Inventions 阅读 01 课时精讲 重点句子讲解。 1.The following are three of the most important inventions in history. 以下是历史上最重要的发明中的三个。 the following下述;下列,在句中作主语时,谓语动词用单数还是复数取决于后面谈及的人或事物的单复数。 The following is a true story.下面是一个真实的故事。 (1)The following _ (be)what I want to say. (2)The following _ (be)some of my photos I will show you. is are 2.In the early 19th century, the first trains began to carry passengers. 在19世纪早期,第一批火车开始载客。 in the early + 序数词 + century = at the start of + the + 序数词 + century,表示“在……世纪的初期”。 在20世纪初期,人们开始使用电脑。 _ _ _ 20th _,people began to use computers. In the early century 3.Since then, people have been able to speak to each other over long distances. 从那时起,人们已经能够长距离彼此说话。 (1)since then 自从那时以来 “since + 某时间(某个时间点或者过去时态的一个句子), sb.has done sth.”表示“自从某时间开始,某人已经做了某事”。 (2)be able to do sth.= can do sth.能够做某事 The little baby is able to run now.= The little baby can run now.这个小孩现在会跑了。 (3)But much has changed _ (从那以来). (4)We have learnt English _ (自从……以来) 2008. since then since 4.The mobile phones allow people to keep in touch with each other anytime, anywhere. 手机允许人们在任何时间、任何地方彼此保持联系。 (1)allow sb.to do sth.允许某人去做某事 (2)allow doing sth.允许做某事 They don't allow taking pictures here.他们不允许在这里拍照。 (3)Are we allowed _ _ _ in the museum? 在博物馆允许我们拍照吗? (4)Do they _ _ here?他们允许在这里吸烟吗? to take photos/pictures allow smoking 5.With light bulbs, people can do as many things in the evenings as they can in the daytime. 有了灯泡,人们在晚上可以像在白天一样做尽可能多的事情。 with sth.有……;带着……;跟着……;和…… (1)I will have dinner _ _ at the weekend.周末我将和朋友一起吃饭。 (2) _ _ _ of Ms Huang, she passed the exam. 有黄老师的帮助,她通过了考试。 with friends With the help 02 课时过关 根据课文内容,完成下面的语法填空。 知道:我们一起来回顾课文,看一下历史上重要的发明中的三个。 Today we are going to talk about three inventions which are three of the most useful 1._ (one) in history.They are the wheel, the telephone and the light bulb. The wheel may be the 2._ (great) invention in the world.With wheels, we can travel faster and 3._ (comfortable).Carriages, trains and cars are all on 4._ (wheel).Wit