人教版英语选修7Unit 3-Reading 2

• How are the messages sent in the 31st century? Place the metal band over one’s head, clear one’s mind, press the sending button and the next instant it’s sent. • What are the advantages of thoughtpads? It’s quick, efficient and environmentally friendly. • What is the limitation of thoughtpads? The only limitation is if the user doesn’t think his or her message clearly, an unclear message may be sent.
disadvan thoughts tages must be clear or messages may be mixed up
None
People must live on a space station to monitor the robots
Language points
n. (pron.) 1.Consider (1) Vt.考虑 考虑 疑问词＋to do 疑问词＋ doing sth. wh-clause
•How does the waste machine work? The giant machine swallows all the waste available and the rubbish is turned into several grades of useful material, such as “fertilizer” for the fields and “soil” for deserts. •What are the advantages and disadvantages of the manufacturing machine? The advantages are: no waste, no pollution, and no environmental damage. The disadvantage is that the companies have to train their representatives to live and work in space settlements because they have to monitor the robots and the production.
2. You place the metal band over your head, clear your mind, press the sending button, think your message and the next instant it’s sent. instant在这里是名词，意思是“顷刻，刹那”。如： 在这里是名词， 在这里是名词 意思是“顷刻，刹那” I'll be back in an instant. 我马上就回来。 我马上就回来。 我一眼就认出她了. 我一眼就认出她了 I recognized her the instant I saw her. instant还可用作形容词 “立即的 立刻的, 速食的, 速 还可用作形容词, 立即的, 立刻的 速食的 还可用作形容词 立即的 溶的, 方便的” 溶的 方便的”。 我一见他就不喜欢。 我一见他就不喜欢。 I took an instant dislike to him. 我不喜欢喝速溶咖啡。 我不喜欢喝速溶咖啡。 I don't like to drink instant coffee. adv. Instantly 立刻 立即 马上 立刻, 立即,
Manufacturing robots
1 no waste 2 no pollution 3 no environmental damage
1 dispose of all waste 1. efficient 2.environmentally 2 turns them into three friendly grades of useful material
3. A giant machine, always greedy for more, swallows all the waste available. (1) greedy adj 贪婪的 He looked at the shop window with greedy eyes. 他用贪婪的眼光看着商店的橱窗。 他用贪婪的眼光看着商店的橱窗。 那个贪吃的小男孩把宴会上所有的糖果都吃 光了。 光了。 The greedy little boy ate all the candy at the party.
Are you me ?
I have seen amazing things.
Task 1. Listen to the tape and answer the questions: • How many inventions did the guide introduce? What are they?
他用贪婪的眼光看着商店的橱窗他用贪婪的眼光看着商店的橱窗
Warming up----Brainstorming (2m)
Warming up
Just imagine, several thousand years later,the scientific technology is becoming more modern than it is now. What will happen?
Homework
• Finish the exercises in Using words and expressions.(P56) • 双语报单元基础知识过关检测题
I am considering the purchase of car. 我在考虑买一辆车。 我在考虑买一辆车。 He considered going to see them in person. 他考虑亲自去看望他们. 他考虑亲自去看望他们 We should consider what to do next. 我们应当考虑一下怎么办。 我们应当考虑一下怎么办。
n. /pron. (to be)+n./adj. n. /pron. (as)+n.
1.Consider (2) Vt.形式宾语) 形式宾语 +n./adj.+to do/doing/that从句 从句
They considered this matter (to be) unimportant. 他们认为这件事并不重要. 他们认为这件事并不重要 I consider her (as/to be) my best friend. 我认为她是我最好的朋友. 我认为她是我最好的朋友 We consider that you are not to blame. 我们认为不该责备你. 我们认为不该责备你 He considered it a great shame that he didn’t pass the exam. 他认为考试没有及格是极大的耻辱. 他认为考试没有及格是极大的耻辱
Task 3. Use the information you’ve just got to fill in this poster for the Space Station.
Communication invention advantages thoughtpad Waste Disposal a waste machine Manufacturing
Three inventions. They are thoughtpad, waste machine and manufacturing robots.
Task 2: Careful Reading: Read the passage carefully and answer the following questions: 1. How are the messages sent in the 31st century? 2. What are the advantages of thoughtpads? 3. What is the limitation of thoughtpads? 4. How does the waste machine work? 5. What are the advantages and disadvantages of the manufacturing machine?.
(2) swallow V. a. 吞, 咽, Always chew food well before swallowing it. 什么食物都要先嚼啐了再吞咽. 什么食物都要先嚼啐了再吞咽 I have a sore throat and it hurts to swallow. 我嗓子疼, 咽东西就疼. 我嗓子疼 咽东西就疼 b. 吞没 淹没 侵吞 笼罩 ~ sb./sth. up 吞没, 淹没, 侵吞, The billows swallowed up the ships. 巨浪吞没了船只. 巨浪吞没了船只 迷雾笼罩全城. 迷雾笼罩全城 The fog swallowed up the whole city. n. a. 吞, 咽, 一口 她喝了一口咖啡. 她喝了一口咖啡 She took a swallow of coffee. b. 燕子