9B unit1 Reading the second period

Life on another planetThe second period

南京市西善桥中学 (210041)

丁蓓

Revision A: Answer the following questions about the life on Mars. 1. When will people move to the planet Mars? By the year 2100. 2. Why will we leave our own planet Earth ? Because Earth is becoming more and more crowded and polluted. 3. How long does the spacecraft need to get to Mars at present ? It takes months. 4. What might be the speed of the space shuttle by 2100 ? At half the speed of light. 5. What will the plants that can grow on Mars provide us with ?

They will provide us with food and oxygen.

6. What will be a problem for the early settlers on Mars ? Gravity.

7. How can people prevent this problem ?Humans will have to wear special boots to make themselves heavier. 8. What are the advantages for people on Mars ? a. More space b. More time c. No school. 9. What can the students do in online schools ? They can study , do their homework and take exams. 10. Where should the students connect their computers ?

They should connect their computers to an interplanetary network.

Revision B: Fill in the blanks with proper words. crowded Our own planet , earth , is becoming more and more ________ and _________. Hopefully, we can build a better world on _______ polluted Mars by the year 2100.

First , transport should be better . At present , it will take the _________ spacecraft months to carry large _________ of people to Mars. By numbers journey 2100, the __________could take only a few hours in space shuttles that travel at half the speed of light.settlers Gravity will be a problem for the early _________ on Mars. The three-eighths gravity on Mars is only about______________ of the gravity on easily Earth . That would be __________ because people could _______ dangerous jump too high and ______ ________ into space . To _______ this , float away prevent special humans on Mars have to wear ________ boots to make themselves heavier __________. fashionable These boots will probably become very _____________ and there various choose will be ________ designs for settlers to ________ from.

Task1: Please give the phrases as many as possible.

Task2: Important points.

1. At the moment, it may be difficult to imagine ,but many people believe that we will live on the planet Mars , by the year 2100. at the moment = at present = now We are having English lesson at the moment. at that moment ; for a moment ;in a moment ;

at that moment ; at the moment

for a moment ; in a moment ;A month ago , I don’t know how to learn At that moment English well. ____________, I was only satisfied with understanding the main ideas of the articles . But I know we should speak to improve our English at the moment So ____________. I would like to speak English with you for a moment Don’t go away , we will start __________. _________. in a moment

2.Our own planet ,earth ,is becoming more and more crowded and polluted. 越来越多的年轻人喜欢玩电脑游戏。Mor

e and more people like playing computer games.more and more + n.

你越来越漂亮了。

more and more + adj.(多音节)

You are more and more beautiful.

comparative + comparative 越来越…

越来越年轻 越来越快 越来越聪明 越来越细心 越来越好

younger and younger faster and faster clever and clever

more and more carefulbetter and better

越来越舒服

more and more comfortable

At the moment , I want you to say a sentence to praise(赞扬) your partner or your best friend with the “comparative + comparative ”.

3. At present, our spacecraft are too slow to carry large numbers of people to Mars. = (1)...too +adj.+ to do = ... so ... that ...can’t .... ... adj. +enough to do ... Sandy 太小了而不能去上学。Sandy is too young to go to school. Sandy is so young that she can’t go to school. Sandy is not old enough to go to school.

It’s time for you to make sentences with the sentence structures above.

(2) large numbers of ... = many 很多人讲汉语。Large numbers of people speak Chinese.

a number of ;the number ofa (large) number (1)China has ______________ of people.

(2) _____________ of the population of china is 1.3 The number million.A number of (3) ____________ my friends came to my birthday party.

4. However , by the year 2100, the journey might take only a very short time in space shuttles that travel at half the speed of light.at … the speed of(…)

光的速度是300,000,000 米每(per)秒.The speed of the light is 300,000,000 meter per second.

汽车正高速行驶。The cars are driving at high speed.

我们要全速前进。We should move at full speed.

5.The gravity on Mars is only about three-eighths of that on Earth. 分数构成口诀： 分子用基数词，分母用序数词 分子大于一分母要加S4/9 four-ninths★1/4

a quarter a half three quarters

2/3 two-thirds5/8 five-eighths

★1/2★3/4

6.These boots will probably become very fashionable, and there will be various designs for settles to choose from.(1) fashionable adj. n. fashion

fashion The clothes in the ________ show are really ___________. fashionable

(2) choose... from

请从这些书中挑出一本英语书来。 Please choose one English book from these books. _____________________________. choose ...to do (be)We chose Wang Ping to be the president of the Students’ Union. He has already chosen to go to Beijing for the holiday. choose ----chose -----chosen

我们选了王做学生会主席。

他已经选择去北京度假了。