牛津译林版九年级下册Reading教学ppt课件

这是一份牛津译林版九年级下册Reading教学ppt课件，共24页。PPT课件主要包含了population， water ，colour，size ，time ，red等内容，欢迎下载使用。

Are yu satisfied with the cnditins f the Earth nw?
The Earth is becming mre and mre plluted.
a large number f
mre and mre crwded
It is still increasing rapidly
the rapid increase in ppulatin
The earth is becming mre and mre crwded(拥挤的) and plluted (污染的).
The cnditins f the Earth
Mve t anther planet.
Let’s start all ver again and build a better wrld
What’s the best way t slve this prblem ?
Planets in the slar system
Mars is the nearest t the Earth.
1. surface:
similar:
a little like the surface f Earth
n liquid water（液态水），but has slid water（固态水）
Learn mre abut Mars
different:
ne-half f the Earth
4.temperature :
The lwest temperature will be -133℃ and the highest will be 27 ℃
687days a year
Para2-4: The prblems f living and mving t Mars
They are ________ and it takes ________ t fly t Mars.
They wuld travel at _______________ and it might take _________________.
the speed f light
nly 20 minutes
Para2: Hw can we get t Mars?
by spacecraft 宇宙飞船
Depend n the develpment f technlgy.
The prblems f living and mving t Mars
Why can’t we enjy s many delicius dishes?
Nbdy knws whether there wuld be enugh w______ r ___________ n Mars. Scientists are nt sure whether p______ will grw n Mars.
Para3: What d we eat n Mars?
Fd wuld mst prbably be in the frm f pills.
D yu knw what’s the gravity n the Mn?
The gravity n the Mn is nly abut ne-sixth f that n the Earth.
D yu knw what’s the gravity n the Mars?
The gravity n the Mn is nly abut three-eighths f that n the Earth.
What shuld peple wear if we g t Mars?
Peple shuld wear special bts in rder t prevent themselves frm flating ff int space.
Para4: the prblem f gravity
Para5-6: The advantages f living n Mars
Peple live in huses with large cmfrtable rms.
Rbts wuld d mst f the husewrk s that ……
Every student wuld have a cmputer at hme.The cmputer is cnnected t an interplanetary netwrk.
Every student wuld have a cmputer at hme which is cnnected t an interplanetary netwrk.
Every student wuld have a cmputer at hme cnnected t an interplanetary netwrk.
过去分词作定语，表示被动
It wuld be interesting as well as challenging.
Para7: Hw des the writer find the life n Mars?
Life n Mars
1. nt crwded r plluted2. n heavy traffic3. have mre space4. Rbts will d ur wrk.5. mre time fr hbbies6. nline schls with “e-teachers” …
1. Lw gravity is dangerus.2. Fd is nt fresh r tasty.3. Travel will make peple sick.4. t cld t g utside5. n tasty fd6. far away frm friends …
Save ur nly hme and save ur lives!
The prblem f living n the Earth
Mre and mre plluted
Mre and mre crwded
Clr: Size: 3 Surface:4 Temperature:
ne-half f the Earth
the surface f Mars
The surface f Mars is a little like the surface f Earth.
Guess: Can we see the Sun n Mars?
D yu think if there are 365 days a year n Mars?