初中英语牛津译林版九年级下册Unit 4 Life on MarsReading背景图ppt课件

这是一份初中英语牛津译林版九年级下册Unit 4 Life on MarsReading背景图ppt课件，共33页。PPT课件主要包含了 ，search，space home，Transport，Gravity，Advantages，School，Months，gravity， home等内容，欢迎下载使用。
Task Three Guessing and searching
crwded planetspace shuttlesspeed btsspace hmerbt settlers nline teacher
crwded planet
The ppulatin n Earth is abut 6.9 billin nw. It’s still increasing quickly.
space shuttles
They are new kinds f spacecraft which can travel faster in space.
They are special shes that can make yu walk faster in space.
It’s a special rund huse in space.
rbt settlers
Settlers are peple wh g t live in a new place.
Maybe rbts will mve t Mars and live n it first.
nline teacher
The teacher wh can help yu at any time and any place in an nline schl is called ‘nline teacher’.
Part Tw While-readingTask One Skimming
Para 1Para 2Para 3Para 4Para 5Para 6 Para 7
Crwded, plluted
Fd, water and air
Disadvantages
Task Tw Scanning1 What vehicle d peple use t g t Mars at present? And hw lng des it take?2 What vehicle may peple use t g t Mars in the future? And hw lng will it take? 3 What will scientists d t slve the prblems f fd, water and air?4 What will fd n Mars be like?
5 Is gravity n Mars a big prblem? Why? 6 What may happen then? 7 What kind f shes shuld peple wear?8 What kind f huse may peple live in ? 9 Wh will d mst f ur wrk? 10 What kind f schl will students study in? And what d they call their teacher?
transprt
Spacecraft.
Space shuttles.Only a very shrt time.
1 What vehicle d peple use t g t Mars at present? And hw lng des it take?
2 What vehicle may peple use t g t Mars in the future? And hw lng will it take?
4 What will fd n Mars be like?
Maybe the fd will be in the frm f pills.
3 What will scientists d t slve the prblems f fd, water and air?
Scientists will develp plants that can grw n Mars and prduce fd, water and xygen.
Yes, it is. Because the gravity n Mars is three-eighths f the gravity n Earth.
Peple may jump high easily and flat away int space.
Peple shuld wear special bts t make themselves heavier.
5 Is gravity n Mars a big prblem? Why?
6 What may happen then?
7 What shes shuld peple wear?
8 What kind f huse may peple live in? 9 Wh will d mst f ur wrk?
A special dme with 10 bedrms is highly pssible.
10 What kind f schl will students study in? And what d they call their teachers?
Students can study in nline schls and they call their teachers ‘e-teachers’.
Pst-reading Task One Filling in the frm belw
Mars in 21001 It’s clean and has lts f space. 2 Space shuttles travel at half the speed f light.3 It’s nly abut three-eighths f the gravity that we have n Earth.4 Peple wear special bts. 5 Peple live in a dme with 10 bedrms.6 We take exams in nline schls.7 Meals are just pills.
Task Tw Discussin abut life n Mars
※ It’s nt ________ r ________.※ The ________ is mre cnvenient. ※ Peple will wear special _____.※ Peple will have ______ space.※ ______ will d mst f ur wrk.※ We’ll have mre time fr_______.※ Students will study in ______ schls.
crwded plluted
※ Lw _______ will be dangerus.※ Fd des nt taste _____.※ Space travel makes peple feel ______.※ It’s t ____ t stay utside.※ It’s t ___ away frm friends n Earth.
Cmpleting Exercise C1 n page 11 f the Students’ Bk
Keys:1 a 2 b 3 c 4 c 5 b 6 b 7 a 8 b
Imprtant sentences1 There will be varius designs fr settlers t chse frm. 将有许多种设计可供移居者选择。 我有很多双鞋子可以选择，但我决定不了选哪双。 I have many pairs f shes _____________, but I dn’t knw which pair _________.
t chse frm…意思是“从……中挑选”。
2 The jurney might take nly a very shrt time in space shuttles that travel at half the speed f light.
用以光速一半速度飞行的太空穿梭机进行的旅程可能只要花很短的时间。
此句是that连接的定语从句，that 修饰先行词space shuttles。
Cmpared with life n Earth, life n Mars will be better in many ways. 与在地球上的生活相比，火星上的生活在很多方面将会更好。
与我们的那条路相比，这条路繁忙得多。
This rad is quite busy ________ _______ urs.
cmpared with / t
cmpare with…意思是“与……做比较”。在句中是过去分词短语作状语，此时with和t可通用。
江阴大桥把江阴和靖江连接了起来。 Jiangyin Bridge _______ Jiangyin __ Jingjiang.
cnnects t
Every student will have a cmputer at hme cnnected t inter-planetary netwrk. 每个学生在家里有一台连接星际网络的电脑。
cnnect t 意思是“与……连接”。这里的cnnected t是过去分词后置作定语，修饰cmputer。
小 结 今天我们学习了一些描述火星生活的词汇、句型，并且讨论了火星上未来生活的优缺点。希望同学们课后认真巩固课文内容，用自己的语言来简单描述火星生活。
Read the passage alud.Finish ff the additinal exercises.
Additinal exercises
用括号内所给词的适当形式填空1 There is less air ________ (pllute) in twn that in the city.2 Lk at the newest T-shirt . It’s made f cttn. I think it will becme _________ (fashin) this summer.3 It’s ______ (high) pssible that peple can live n Mars in the future.
Grandma is t ld _______ (settle) n anther planet at present.
The helmet is made f metal. It’s t heavy. When I wear it, I feel ________ (cmfrt).6 My father cks very well. The fd he cks is as _______ (taste) as that in the restaurant.
7 Here are many kinds f mn cakes fr yu _____(chse) frm. 8 ______ (cmpare) with what he had already, the new stamps were nt very interesting.9 _______ (hpe), dctrs have fund a new way t perate n the patients — flying hspital.10 We shuld keep water frm _____ (be) plluted.
Keys:1 pllutin 2 fashinable3 highly 4 t settle5 uncmfrtable 6 tasty7 t chse 8 Cmpared 9 Hpefully 10 being
本课是9B Unit 1的Reading。这一课时展望了将来人们在火星上的生活状况。文章分别就交通、重力等5个方面讨论了火星上生活的优缺点。在组织教学时，教师要鼓励学生展开想象， 提醒学生在谈论未来生活时很多答案没有对错之分。同时教师还应注意对学生略读和寻读等阅读策略的训练。
Many peple believe that we will live n _____ by 2100 because f the large __________ and the serus ________ n Earth. _________ with life n Earth, life n Mars will be different in many ways. Space _______ that travel at half the _____f light may take the place f _________. S _________ will be much better.Humans n Mars will wear special _____ t keep themselves frm _____ away int space as _______ here is very lw.
B Rewriting the stry