英语必修3&4Unit 4 Astronomy: the science of the stars教课课件ppt

这是一份英语必修3&4Unit 4 Astronomy: the science of the stars教课课件ppt，共19页。PPT课件主要包含了自主学习，in space，gravity，very light，strong，合作探究，before，while，after等内容，欢迎下载使用。

D yu want t visit the mn?
July 20th1969
Warming up----Brainstrming (2m)
The pht frm the mn
China’s first astrnaut--------Yang Liwei
Write dwn the three ways in which gravity changed fr Li Yanping.
Reading I----scanning& skimming (2m)
3. It became very light.
The gravity became very strng.
2. The gravity disappeared.
His weights changed three times t. Nw write them dwn.
He became very heavy.
He had n weight and culd flat arund like a feather.
He was abut ne-sixth f his weight n the earth.
Task 2. scanning
1. Wh d I have a chance t travel t the mn with ?2. Hw did we travel t the mn?3. What’s the writing rder in this text?4. Hw many times wuld the frce f gravity change n ur jurney? Which change wuld be the mst pwerful?
Li Yan Pin , an astrnmer
by spaceship
Three times , the first time
Careful reading
Leaving fr the mn
Please read Para.2 and underline the sentences abut the gravity and ur weight during the jurney?
The change f gravity
disappearing
n the earth
Walking n the mn
What happened t me when I tried t step frward? Why?
I was carried twice as far as n the earth and fell ver.
Because the gravity has changed.
Returning t the earth
Because fire brke ut n the utside f the spaceship as the earth’s gravity increased.
1.Why was returning t the earth very frightening?
2.Hw did I feel?
I was very exhausted but very excited t.
Suppsing yu were the first Chinese astrnaut walking n the mn.
What will yu say t the wrld? (at least 2 sentences)
In grup f furSpkesmanTime limit :2min
What is the writing frm ?
stry B. Travel jurnal C. essay D. bigraphy
What is the writing rder f the text ?
Time rder (structure)