英语必修 第三册Unit 4 Space Exploration说课课件ppt

这是一份英语必修 第三册Unit 4 Space Exploration说课课件ppt，共26页。PPT课件主要包含了leading-in，Homework等内容，欢迎下载使用。
learning bjectives
1. Read the argumentative essay abut space explratin2. Study the features f the argumentative essay3. Try t write an argumentative essay abut space explratin
What is yur pinin n spending much mney and time in explring space?
Is explratin space a waste f time and mney?
Because they think that we shuld feed the wrld's pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases.
1. Why are sme peple against space explratin?
2. What has space explratin dne fr fd prductin?
It has directly resulted in the many satellites rbiting Earth, which helps recrd data n land and weather patterns, prviding useful recmmendatins and advice fr farmers.
It made peple realise that ur planet's resurces are limited.
3. What did the picture f Earth frm space make peple realise?
4. Hw des space explratin benefit the prducts that peple use nwadays?
High-end prducts arund the wrld are made t a higher standard nw because f advanced technlgy which was first created t meet the requirements fr space explratin.
argumentative writing
tpic sentence
Sme peple argue that we shuld Hwever, thers feel this is a shallw view...
Firstly, explring space has already made a difference in the fight against wrld hunger.
Secndly, space explratin has already prmted technlgical imprvements that benefit us all.
Finally, sending astrnauts int space has helped peple t think abut the wrld's prblems and even t find ways t slve them.
In clsing, explring space prvides the wrld with many different benefits.
different pinins
supprting argumentatin
Sme peple argue that we shuld...
Hwever, thers feel ...
intrductin paragraph
bdy paragraph
clsing paragraph
make a difference
with many benefits
Organizatin f an argumentative writing
detailed analysis f the argumentative writing
Para.1 intrductin paragraph
abut space explratin
fcus n ther prblems, such as pverty, pllutin, fatal diseases etc.
realise the imprtance and benefits f explring space
different pinins
t give backgrund infrmatin; t stimulate the readers' interest
useful structures t express different pinins
Sme peple argue that ...
Hwever, thers feel that ...
Opinins are divided n the tpic f...
Peple dn't think ... while thers hld...
Peple's views n... vary.
Peple may have different pinins n...
thesis sentence
at least 2 pints
supprting evidence
data, facts, case studies, authrity,etc
language feature
cncise, essential, bjective, calm, detailed, etc
t persuade the readers
t shw main arguments
Para.2-4 bdy paragraph
cmpare and feel
Cmpare A and B. Which ne wuld be mre likely t cnvince the gvernment in yur hmetwn t pass a seat belt law?
It is s dangerus t drive withut belts. Peple can be killed! Peple just d nt realize hw silly it is t ride in a car withut a seat belt. Sme peple say it wrinkles their clthes, but that is crazy and flish. Life matters mre than clthes.
Safety tests prve that peple are less likely t be hurt if they are wearing seat belts.Thirty-tw states have passed laws requiring peple t wear seat belts, which has reduced traffic-related deaths. Sme peple may say that seat belts are uncmfrtable. I think that is a small price t pay fr added safety.
useful structures t express supprting evidence
N ne can deny the fact that ...
Recent studies indicate that ...
There is sufficient evidence t shw ...
Accrding t the data prved by..., it can be seen that ...
I think it necessary t reasns are as fllws. Firstly,... Secndly,... Finally,...
Para.5 clsing paragraph
t summarize the argument
t restate the pinin
useful structures t cnclude yur pints
Frm what has been discussed abve, we can draw the cnclusin that ...
In cnclusin, it is imprtant that...
In summary, I strngly supprt that ...
writing prcedures
write an argumentative essay
Step 1: Decide upn a tpic （确定一个话题）
Tpic： Is explring space a waste f time and mney?
Step 2: Structure the essay （构思文章框架）
first para.
middle para.
last para.
cnclusin f yur pinin
Are these arguments fr r against explring space? Chse yur wn ideas and write yur supprting arguments n yur wrksheet.
There are a lt f unslved mysteries n Earth. S why are we ging int space t explre?
It is necessary t find a new hme fr peple in space, as resurces n Earth will run ut.
I cannt understand spending all this mney n expensive research and experiments when s many peple need fd.
Explring space encurages scientists t imprve technlgy that can help peple in ther ways, t.
Step 3: Plish the language （润色语言）
make the language bjectiveuse sme transitin wrds
Use the checklist t give feedback n yur draft.
Des the intrductin state the tpic?Des the intrductin express different pinins abut the tpic?Des the bdy give arguments with suitable supprting infrmatin?Des the clsing express yur pinin and end prperly?Are there any grammar, spelling, r punctuatin errrs?
1. Review the frm f an argumentative essay and the prcedure f writing it by drawing a mindmap.2. Use what yu have learned abut argumentative writing t write an essay abut “Is nline learning a gd way?”.