英语九年级下册Unit 4 Life on Mars教案及反思

Task

Teaching aims:

1. To complete a flow chart.

2. To complete a guide with the help of the flow chart .

3. To make other flow charts and to write other guides to living on other planets.

Teaching procedures:

Step 1 Free talk

Mars, the red planet (It looks red.)

95 per cent carbon dioxide

two moons: Phobos and Deimos

the surface of Mars

Maybe there were rivers there.

Life on Mars ：

food and clothes

traveling

school life

Step 2 Talk about more for living on Mars

on Mars   pills   gravity   helmet   special boots

Transport   spacecraft  space shuttles

Entertainment  low-gravity basketball games

Money  Mars dollars  electronic(电子的)

Step 3 Discuss 

Life on Mars

a Cars float in the air

b Low-gravity basketball games

c Traffic with no air pollution

d Space clothes and food

e Many online theatres

f Planet Mars Bank

g Goods from Earth are hard to find

h Visit the two moons

Step 3 Complete the blanks

Daniel is making a guide to living on Mars in the future. First, help him complete the spidergram below to organize his ideas. Write the correct letters in the blanks.

Money

Keys: f Planet Mars Bank

Keys: b Low-gravity basketball games

e Many online theatres

h Visit the two moons

Keys: d Space clothes and food

g Goods from the Earth are hard to find

Keys: a Cars float in the air

c Traffic with no air pollution

Step 4 Complete the draft.

Here is a guide to living on Mars in the future. Finish some exercises on page 63

Daniel is writing his draft. Help him complete it.

On Mars, we use Mars dollars. We get about M$10 for every ￥1 , but we never see any of it ! Mars Dollars are electronic and are stored at the ______________. A very popular form of entertainment is online games. They make us feel like we are really inside the games! There are also many _______ theatres. There are ___________ to visit, but most people may prefer to watch the amazing

low-gravity _________ instead. There are lots of ______________ on Mars. They sell ____________ and food. Most things are cheap on Mars. Goods from the earth are ___________. The public transport system is ___________, and it produces _______________. If you want to drive, you can buy a car which ______________!

Life on Mars is interesting, isn’t it?

Keys:  Planet Mars Bank   online   two moons   basketball   shopping malls

space clothes    hard to find   comfortable   no air pollution

floats in the air

Step 5 Language points

They make us feel like we are really inside the games!

fee like   想要；感觉好像

feel like sth / doing sth /（that）+从句

我感觉像是感冒了。

他感觉像到过火星。

如果你想要在这儿工作，请不要再迟到。

Keys: I feel like catching a cold.

He feels like (that) he has been to Mars.

If you feel like working here, please don’t be late again.

Step 6 Summary

Step 7 Try to make a flow chart about it!

A sample writing

Mercury 2200---A guide to living on Mercury(水星)

Step 8 Writing

By 2200 There will be three villages in space: Earth village, Moon village, Saturn village (土星村). Suppose you are from one of the village. Today you gather together and report your life in your own village!

Try to make your flow chart about the life in your village!

Write your guide to living on your village !

Report your life !

Step 9 Homework

Finish your writing.

Recite the key phrases and expressions in the lesson.