1、We are the greatest person in the world ! We never give up! Never give in! Never say impossible! We always be positive! We always aim high! We are the best! We are the wonder! We are the greatest person in the world !,Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into sp

2、ace.,Section D,學習目標： 1.通過學習機器人對人類的利與弊，學習如何談論事物的有利因素和不利因素。 2.總結(jié)復習定語從句的用法。,Do you like robots? If you had a robot, what would you like it to do for you?,Read 1a ,then mark T or F.,1.Robots have caused us many problems in recent years.( ) 2.Nobody thinks robots will be part of our lives. ( ) 3.Maybe th

3、ere will be a war between human beings and robots in the future.( ),F,F,T,Find the words in the passage according to the following meanings.,1. to tell somebody about danger or about something bad that may happen 2. to make something happen or appear 3. a person who is paid to do housework for a fam

4、ily 4. sure and confident, without any doubts 5. used to say that something may be true, but you are not sure,1.w_2.c_3.s_ 4.c_5.p_,arn,ause,ervant,ertain,erhaps,Fill in the blanks.,Theres _ _(無疑地) that China has made great progress in its space industry. _(微型的) novels are very popular with children

5、. The flight was_(取消)because therell be a heavy fog above the airport. Spaceships can travel to other planets. _(除以外), humans have built space stations. 5. No one knows _ _(確切地), but most people think that robots will be part of our lives. 6. Perhaps robots will think _ _ _(獨自，單獨)in a few years.,no

6、doubt,Tiny,canceled,Besides,for certain,on their own,Exercises,No one knows for _ what our future will be like, but most people think that robots will be part of our _. So far, robots havent _ us any problems. They work for us like _ all the time. They help us do _ and difficult work. People are _ a

7、t the rapid development of robots. In a few years, perhaps robots will think on _ own, just as people use their brains and act for themselves. However, once robots can think for themselves, problems may appear. One scientist _ that if robots start to think for themselves, they will no _want to be ou

8、r servants, but our masters. They _ treat us as we now treat our pets.,Exercises,long, they, surprise, cause, certainly, life, servant, danger, warn, may,certain,lives,caused,servants,dangerous,surprised,their,warns,longer,might,1.Do you think that robots will be part of our lives in the future? Why

9、? 2.Robots are considered to be our servants,arent they? 3.Do you think robots can think or act for themselves? 4.Why does the title have a question mark?,Talk about the advantages of the computer.,Talk about the disadvantages of the computer.,The advantages and disadvantages of the computer,Written

10、 work,He is an American astronaut who was the first man to set foot on the moon.,關(guān)系代詞,定語從句,先行詞,人,物,The book which I bought yesterday cost me 20 yuan.,Review,Review,Who,物,主語，賓語,1.I know the boy. He can speak English well. I know the boy who/that can speak English well. 2.Mary bought a little bird. It

11、 was very pretty. Mary bought a little bird that/which was very pretty. 3.The season is summer. It comes after spring. The season is summer which/that comes after spring. 4.I know the boy. You are looking for him. I know the boy who/that you are looking for.,Exercise,Change the following sentences into attributive clause.,Fill in the blanks.,1. It _(prove) that China has made great progress in its space industry. 2. They spent 2.5 hours _ (explore) and collecting soil and rocks to take back to earth. 3. I advise you to discover new ways to make computers _(serve) us better. 4. The whole