牛津译林版九年级英语下册课件：unit 4reading.ppt

Unit 4,Reading,Moving to Mars,Words and,Expressions,uncomfortable oxygen in the form of tasty specially float compare compare to/with,adj. 使人不舒服的；不适的 n. 氧气 以……的形式 adj. 味道好的 adv. 专门地，特地 vi. 飘浮；漂浮 vt. & vi. 比较 与……相比,Words and,Expressions,interplanetary network challenging rapidly,adj. 行星间的 n. 网络 adj. 挑战性的 adv. 快地，快速地,Do you think it is possible for human beings to live on Mars?,Discussion,Let’s enjoy a video.,Read the passage, match the words on the left with the meanings on the right.,crowded,rapid,population,all over again,passenger,tasty,specially,compare,for one purpose,a second time from the beginning,decide in what way things are similar or different,having a nice taste,full of people,happening in a short period of time,a person who rides in a car, bus, train, etc. but does not drive it,the total number of people in an area, a country, etc.,Task one,B1,(P54),Task one,Match the keywords with the links. Write the correct letters in the blanks.,C,D,B,E,A,B2,Task two,(P54),Read the passage and choose the best answer.,√,√,√,√,Task three,B3,(P55),√,√,√,√,Read the text and answer: What will life be like on Mars in 2100?,Transport,,at present,2100,,How do we get there?,How long does it take?,,How will we get there?,How long will it take?,Task four,Food,What will we eat on Mars?,Gravity,,Will it be a big problem?,Why is it a big problem?,Why is it very dangerous?,To prevent this, what should people do?,education,,What kind of school will students study in?,What will they call their teachers?,Read the text carefully and complete the list below.,Spacecraft would travel at the speed of light.,There might not be enough water and oxygen.,Task five,B4,(P55),Food would most probably be in the form of pills and would not be so tasty.,People would have to wear special boots.,People might live in houses with huge comfortable rooms.,People could have more time to relax.,Students would study at online schools.,Fill in the blanks.,The Earth is becoming more and more crowded and polluted _________ the _____________ in population. It is hoped that people could start ____________ on Mars. Here is what life there could be. __________ 2100, the journey to Mars might only take about 20 minutes in spacecraft that travel _____________ light! And food would most probably be ____________ pills and would not be so ______.,rapid increase,because of,all over again,By the year,at the speed of,in the form of,Task six,tasty,III. 阅读小短文，判断对错并改正。

True or false. 1. There was liquid water on Mars long ago. 2. The writer is sure that there is life on Mars. 3. Mars has everything needed for life. 4. It is easy for men to stay on Mars.,T,F,F,F,not sure whether,,,does not have,not easy,,Homework,1.To make a list of the things that an astronaut uses 2. Learn all the words in this class by heart.,。