课件20张PPT。Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space. Section B He is an American astronaut who was the first man to set foot on the moon. 关系代词定语从句先行词Review人物Shenzhou Ⅹ is a spaceship that/which was launched with three astronauts in 2013.ReviewWho物主语，宾语( ) 1.The number of people ____ lost their lives in
Indonesian earthquake reached as many as 6200.
A. which B. who C. Whom
( ) 2.---Have you been to the new Sports Center
_____ is just opened in town?
---No, not yet.
A. where B. who C. that
( ) 3.This is a new museum ______ was built
last year.
A. when B. who C. which
( ) 4.Do you know the girl _____ is singing on
the stage?
A. who B. what C. which
ReviewBCCAWhat do you know about the spaceships?What do you know about the spaceships?1.Spaceships mainly use electronic
controls.
2.Astronauts use computers to control
the speed and direction of their
spaceships, even the temperature.
…
adj. 电子的What did Kangkang want to know ? He wants to know something about recent spaceship developments.
development n. 发展
with the development of …
随着……的发展
develop v.发展
developing adj.发展中的
developed adj. 发达的
1b What can computers do to spaceships? Tick the possibilities and then listen to 1a to check your answers. ( ) 1. make food for astronauts
( ) 2. change the speed of spaceships
( ) 3. control the direction of spaceships
( ) 4. control the temperature of
spaceships Make predictions based on what you know. √√√1a Look, listen and say. 1c Read 1a and fill in the blanks. Kangkang wanted to know something about recent spaceship developments. Mr. Brown told him that spaceships used to be _________by astronauts and now mainly use ________ controls. Then he explained to Kangkang that the speed and ________ of spaceships as well as the temperature are controlled by computers. Kangkang then realized he knew little about computer technology. Mr. Brown _________ him to learn to use computers well and make computers _______ us better in the future. Kangkang made up his mind to work hard to _________ computer technology. controlledelectronicdirectionadvisedservemasterKey words K: amazing, development
B: electronic, control, astronauts
K: work
B: computers, speed, direction,
temperature
K: so little, technology
B: master, advise , make …do…
K: introduction, impossible Act it out !2 A. Listen to four short passages and number the pictures. The words below the pictures may help you. food ( ) spacesuit ( ) telescope ( ) machine ( ) 21342 B. Listen again and fill in the blanks.1. A spacesuit is like a very small
_______.
2. Astronauts add ________ to ________
to make it bigger.
3. On earth, we can look at the
_______________ through telescopes.
4. ________ are training on a special
machine. It _______ them through the
air. spaceship waterdried foodstars and planets Astronautslifts3 Read the following sentences and complete them with that, which, who. 1. Do you know Neil Armstrong _________was the first man to set foot on the moon?
2. This is the spaceship ________ the astronauts use on space.
3. In all big cities, there are things _________ tourists shouldn’t miss!
4. He is a man ________ means what he says. that/whothat/whichthat/whichwho/that4 Listen and read the attributive clauses, paying attention to the pause, weak form and intonation. 1. China is the third nation /that sent a person into space.
2. Yang Liwei is our national hero /who traveled around the earth in Shenzhou V for 21 hours in 2003.
3. Spaceships /which use electronic controls /used to be controlled by astronauts.
4. Chang’e I is a spaceship /which was launched as China’s first lunar probe.
5. More and more people have personal computers /that are used to play games and watch movies.1.The movie ____ we saw last night was fantastic.
A. that B. what C. whose D. who
2. Liu Yang is the first woman astronaut _____ has ever traveled in space.
A. whom B. which C. who D. whose
3. People are talking about the old houses ______ Jackie Chan bought in Anhui twenty years ago.
A. which B. where C. who D. when
4. Most students like the teachers _____ understand them well.
A. which B. who C. where D. when
5. It’s interesting that there are many people _____ speak French in Canada.
A. which B. where C. who D. whomExercisesFill in the blanks with who, which, that.
1. The train ___________ has just left is for Shenzhen.
2. I still remember the year ___________ we spent together.
3. Jack is no longer the person_________ I met five years ago.
4. Who is the worker _________ was late for work today?
5. Some people __________ are successful language learners often fail in other fields. which/thatthat/which who/thatthat/whowho/thatExercisesSummary We learn:1. Some words: electronic, spacesuit
2. Some phrases: master computer
technology, advise sb. to do sth.,
make sb./sth. do, made up one’s mind
3. Some sentences:
(1) Spaceships are so amazing.
(2) I think that if I work hard then nothing is
impossible.
We can: 1. Learn more about the astronauts’ life.
2. Read the attributive clauses with correct
pause, weak form and intonation.Read 1a.
Memorize the useful expressions and key sentences which we learned today.
Finish Section B in your workbook.
Preview Section C.
AssignmentThank you 课件内容介绍和使用说明
本课件是为仁爱英语九年级上册Unit 4 Topic 3 Section B编写的教学课件， 这是第四单元第三话题的第二课时。本课通过Kangkang 和Mr.Brown 关于最新的宇宙飞船的发展为话题，学习相关的单词和短语，并让学生在对话中进一步理解、掌握定语从句的构成和使用。同时，也对学生的语音知识如：停顿、弱读、语音语调等进行了科学合理的训练。为更好更有效地实现本课教学目标，本课件从学生实际出发，对教材进行了必要的整合，教学设计直观生动。基于本节课主要活动有2个，1a和2，因此对教学设计作如下安排：
Getting students ready for learning:
复习定语从句的使用。(幻灯片2、3、4 )
Pre-listening:
呈现宇宙飞船图片，谈论对它的了解，教学本课重点单词。(幻灯片5、6 )
While-listening:
听1a录音,然后回答问题 (幻灯片7)
再听1a录音，完成1b。(幻灯片8 )
播放1a动画，进一步理解对话内容，注意模仿语音语调。(幻灯片9)
Post-listening:
自行阅读，完成1c。(幻灯片10)
阅读1a，列出关键词，两人一组表演对话。(幻灯片11 )
听2 录音，完成2A 和2B。(幻灯片12、13)
Practice:
运用学过的定语从句知识选词填空。完成3。(幻灯片14 )
听4录音，注意模仿语音语调并跟读。完成4。(幻灯片15 )
定语从句练习。（(幻灯片16、17 )
Assigning homework:
①总结本堂课的新单词、短语和语法项目，让学生能把握整堂课的重点。(幻灯片18)
②设计了书面显性作业及课文朗读、对话练习和预习新课等隐性作业。(幻灯片19)
