8. Things from Earth are hard to find

7. Space fashion and food shop

6. Planet Mars Bank

5. No air pollution caused by traffic

4. Many online theatres

3. Low-gravity basketball game

2. Keep them away with laser light

1.　　　 Cars float in the air　　　

5.　 School:　　　 online schools, e-teacher, computers connected to interplanetary network…

T: 　So many people think it’s better to move on Mars because there are so many advantages . , but there are some disadvantages too. Can you help me about the two sides again.

Task Three　 　Advantages and disadvantages of living on Mars. (PPT)

Advantages　

※　 It’s not crowded or polluted.

　　　　　 ※　 The transport is more convenient .　

　　　　　 ※　 People will wear fashionable boots .

　　　　　 ※　 People will have more space .

　　　　 　　※ 　Robots will do most of our work.

　　　　　 ※We’ll have more time for hobbies.

　　　　　 　※ Students will study in online schools.

Disadvantages

※　 Low gravity 　will be dangerous.

※ Food does not taste good.

　※ Space travel make people feel ill / sick .

　　　　　 ※ It’s too cold to stay outside.

　　　　　 ※ It’s too far away from friends on Earth.

T:　 It seems that there are more advantages than disadvantages . So let’s do a survey: How many of you would like to move to Mars? Show me your hands if you want to.

Task Four　　 Do a survey about moving to Mars.　 (PPT)

Percentage of students who want to move to Mars:　 ____?_____ %

T:　 Fine . Daniel wants to move there too. And he made a flow chart about Mars .Let’s find out how he did it.

T:　 Daniel has a lot to think about before moving to Mars . He imagines that shopping, animals, money, free time and transport on Mars are different and interesting.

Task Five　　　 Imagine what will life be like on Mars　 (PPT)

1　 Shopping　　

2　 Food　　　　　　　 　

3　 Weather

4　 Money　　　　　　　

5　 Clothes

6　 Transport

7　 School　　　　　　　

8　 House

9　 Animals　　　　　　

10　　 Free time

T: 　Here are five differences that he may find about life on Mars: transport; shopping; money; animals and free time.　

Task Six　　　 Match Daniel’s ideas about living on Mars with different subjects. (PPT)

用时：20分钟

Step 1　 Lead-in　 用时： 分钟

(出境)

T: Hello, everyone. Nice to see you again. Today we are going to learn Main Task. (大家好，很高兴又和大家见面了！今天我们一起来学习中心任务部分)。Daniel wants to make a guide to living on Mars in 2100，but he needs help . Before we help him with the guide , let me remind you of the information we’ve known about Mars. (Daniel梦想着有一天搬去火星。现在他想做一份2100年到火星上生活的指南. 在我们帮助他一起做指南之前，让我们一起来回顾一下所学火星的信息。) (PPT)

Step 2　 　　用时： 分钟

T: Boys and girls , we’ve learned a lot about Mars. Can you say something about it according to the keywords ? Let’s start .

Task One　 How much do you remember about Mars? (PPT)

1　 Temperature: -133℃ -- 27 ℃

2　 Color:　 red

3　 Moons: 　Phobos,　 Deimos

4　 Size:　 about one-half the diametre of Earth

5　 Location: 　between Earth and Jupiter

6 Distance from the Sun:　 142,000,000 miles away

　 7　 One year on Mars: 　687 Earth days

8　 Surface: 　a little 　like the surface of Earth

9　 Atmosphere: 　95% carbon dioxide

　T: 　From the reading we’ve known that life on Mars is very different from that on Earth. And do you still remember what changes may bring to life on Mars ? Say something about each keywords. 　Let’s see who has a good memory.　　　

Task Two　 　About life on Mars (PPT)

1　 Transport:　 　　space shuttles instead of spacecraft…

2　 Food, water, air:　 　develop plants to produce…

3　 Gravity:　　　　 　three-eighths of that on Earth, fly away into space special boots…

4.　 Home: 　　　　in a dome with ten bedrooms and robots do most work…