2013年秋新目标人教版八年级英语上册Unit7SectionB知识讲稿.ppt

SectionＢ;1a Write each word in the correct column below.;1b Think of other words and write them in the 　　 　 chart in 1a.;1c Listen to Alexis and Joe. Number the 　　 　 pictures [1-3].;1d Listen again. Fill in the blanks with the correct verbs in the box.;4. We in a house in the country. 5. I the train to school. 6. I an astronaut. 7. I rockets to the moon. 8. I on a space station.;;2a Tell your partner what you know about robots. What do they look like and what can they do?;What do they look like?;What does it look like?;This robot looks like a huge arm.;What will robots do for us in the future?;Let’s make predictions;speak; run;;help people do the most unpleasant jobs;2b Read the article and match each paragraph with the question it discusses.; Do You Think You Will Have Your Own Robot? When we watch movies about the future, we sometimes see robots. They are usually like human servants. They help with the housework and do jobs like working in dirty or dangerous places.;Scientists are now trying to make robots look like humans and do the same things as we do. Some robots in Japan can walk and dance. They are fun to watch. However, some scientists believe that although we can make robots move like people, it will be difficult to make them really think like a human. For example, scientist James White thinks that robots will never be able to wake up and know;where they are. But many scientists disagree with Mr. White. They think that robots will even be able to talk like humans in 25 to 50 years. ;look like snakes. If buildings fall down with people inside, these snake robots can help look for people under the buildings. This was not possible 20 years ago, but computers and rockets also seemed impossible 100 years ago. We never know what will happen in the future! ;翻译短语;7.例如 8.与人交谈 9.做简单的工作 10.一遍又一遍 11.变