Unit 6 When was it invented 第2课时 Section A（3a～3c）-【众相原创】2024-2025学年九年级全一册英语分层练同步课件(人教版 广西专版)

九年级 RJ 1 Unit 6 When was it invented? 第二课时 Section A（3a~3c） 一阶 基础过关 二阶 语篇提升 一阶 基础过关 二阶 语篇提升 2 第二课时 Section A（3a~3c） 一阶 基础过关 3 1.by accident by accident=by chance偶然；意外地，反义词组为on purpose故意地。 2.It is said that… It is said that… =People say that… 据说……，It为形式主语，真正的主语 是that引导的从句。 类似的句型有：It is supposed that…人们猜测……；It is thought that… 人们认为……；It is believed that…人们相信……；It is reported that… 据报道……；It is known that…众所周知…… 4 3.fall fall（fell, fallen）v.倒塌；跌倒；掉落。fall into掉进……里；fall behind 落后；fall down突然倒下,跌倒,倒塌；fall off 从……掉下来；fall asleep 入睡；fall in love with爱上 5 4.辨析some time， sometime， sometimes与some times ◆some time名词短语,“一段时间”。 ◆sometime adv.“某时”，对它提问用when。 ◆sometimes频度副词，“有时”，一般用于一般现在时。 ◆some times名词短语，“几次；几倍”，其中 time 是可数名词，对它提问 用how many times。 6 5.辨析take place与happen ◆take place 指事先计划好或预先布置好的某种确定事件或活动，非延续 性动词短语，且无被动语态。 ◆happen v.发生；出现。用于偶然发生的事件，非延续性动词，且无被动 语态。happen to sb.（某事）发生在某人身上；happen to do sth.碰巧做 某事 7 6.doubt doubt ◆n.疑惑；疑问。without doubt/There's no doubt that…毫无疑 问……；in doubt疑惑，拿不定主意 ◆v.怀疑。用在肯定句中时，后常接if或whether引导的从句；用在否定句或 疑问句中时，后常接that从句。 8 一、用所给词的适当形式填空。 1. 时间 It is ________（believe） that tea was brought to Korea and Japan during the 6th and 7th centuries. 教材原句 P43 3a 2. As we all know, the emperor was the ______（rule） of a country. 3. _________（nation） Day of China is on October 1st. 4. I like the room because it ________（remain） cool all summer. 5. Our physics teacher told us that water ______（boil） at the temperature of 100 . believed ruler National remains boils 9 二、从方框中选择恰当的单词，并用其正确形式填空。 produce doubt grow trade smell 1. The book Cha Jing describes how tea plants were _______ and used to make tea. 教材改编句 P43 3a 2. There is no ______ that Taiwan has belonged to China since the ancient times. grown doubt 10 3. Don't eat food in the subway. The ______ will make other passengers feel unpleasant. 4. Many countries in the world are looking forward to _______ with China. 5. 产地 Tea is very popular in the world. It is _________ in many different areas of China now. smell trading produced 11 三、单项选择。 1. —Our sports meeting ___ last week. And we won first prize. —Sounds great. Congratulations! B A. happened B. took place C. was happened 2. He broke his leg ___ when climbing the mountain. A A. by accident B. by mistake C. by hand 12 3. Be careful! The house is too old, and it may ___ in the heavy rain. A A. fall down B. fall off C. fall into 4. Jenifer has a lot of homework to do every day, so she hasn't helped her parents with the housework for ___. C A. some times B. sometimes C. some time 5. 用途 ___ we can have video calls with our family or friends by smartphone. C A. It is supposed that B. It is thought that C. It is known that 13 第二课时 Section A（3a~3c） 二阶 语篇提升 14 一、阅读理解A。 主题：人与社会——科学与技术 话题：机器人的功能 难度：★ The first robots were invented in the 1920s. Robots have appeared in Hollywood films such as Robocop and The Terminator. The robots in these films are stronger, faster and cleverer than people. In real life, robots are mainly used in factories. They do many different jobs. Usually these jobs are too dangerous, difficult or boring for human beings. Robots also help people who can't look after themselves. For example, scientists are making a robot to help blind 15 people. Nowadays many blind people have dogs to help them. This kind of dogs are called guide dogs. In the future, guide dogs might be robot dogs. Robots are used in hospitals, too. They can do simple jobs. For example, they can brush patients' teeth. Robots can help people in many different ways. However, they will never replace（代替） human beings. 1.Robots have appeared in Hollywood films. ( ) T 2.Robots in factories usually do some dang-erous but interesting jobs.( ) F 3.Scientists are making a robot to helpblind people. ( ) T 4.Guide dogs might be robot dogs in thefuture. ( ) T 5.Robots will replace human beings one day. ( ) F 17 二、阅读理解B。（2024南宁广西大学附属中学期中） 主题：人与社会——科学与技术 话题：四种新发明 难度：★★ Every year, TIME magazine puts out its list of best inventions. They change how we live, work, learn and play. 18 Polly's Braille（盲文） Help _______________________________ Many children who can't see the world learn braille atschool. Now Polly, a helper, can help them at home. It answers braille learners and talks with them through sound. Kids can write by using Polly's braille board or keyboard. It can correct mistakes, too. 19 Recycled Paint（可回收利用油漆） ___________________________________ Up Paint is trying to stop wasting. They collect the left paint. Then they reuse it. “We're making a good everyday paint, ”says Dustin Martin, the founder of Up Paint. So far, it has offered 18 colors. 续表 20 Bear Hugs ______________________________________________________________ Hugimals offer comfort anytime you need a hug. These animals give kids the feeling of being hugged in real life. “Teachers feel that Hugimals animals can help to relieve（缓和） kids' bad feelings,” Khidekel says. 续表 21 Eye-Catching Sound Teno created a kind of technology. It's a light that is easy to carry. It's also a speaker. It looks like a broken stone bowl. When we pull it apart, light and sound pour out. You can touch it to change the brightness or sound. 续表 22 1. What is Polly?( ) C A. A teacher who teaches braille. B. A scientist who invented braille. C. A helper for kids who can't see the world. 2. What is UP Paint trying to do?( ) B A. Create new colors of paint. B. Collect the left paint for recycling. C. Invent a paint recycling machine. 23 3. How do the bears help?( ) C A. They are used to recycle paint. B. They talk with kids when they feel sad. C. They solve kids' feeling problems by hugging. 24 4. 图片推断题 What does Eye-Catching Sound look like?( ) B A. B. C. 5. What is the best title of the text?( ) C A. The Wonderful Food B. Future Schools C. Amazing Inventions 25 三、选词填空。 主题：人与社会——科学与技术 话题：牙刷的演变 难度：★★ early anything habit become hundred to famous guess bamboo because There is a small thing we use every day. We usually put it in the bathroom. Without it, we might have tooth problems. Can you 1.______ what it is? Yes, it's the toothbrush. But do you know 2._________ about its history? guess anything 26 According 3.___ some research, before toothbrushes appeared, the ancient Chinese people cleaned their teeth with some small tree branches （树枝）. About 800 years ago, people made a kind of brushes with pig hair and 4.________. It might be the 5._______ form of toothbrushes in the world. As time went by, the forms of toothbrushes changed. For example, people later chose horse-tail hair 6.________ pig hair was too hard. Imagine that you travel back to 7._________ of years ago and brush your teeth with it. It sounds fantastic, doesn't it? to bamboo earliest because hundreds 27 Around the 15th century, the Chinese toothbrush found its way into Europe. It 8.________ popular among local people soon. The invention of toothbrushes was not as 9.________ as that of paper-making, but it was very important in daily life. Today we have a good 10.______ of brushing teeth. We should thank the ancient Chinese people for it. became famous habit 28 29 $$