英语必修 第一册Unit 4 Natural disasters教学ppt课件

这是一份英语必修 第一册Unit 4 Natural disasters教学ppt课件，共29页。PPT课件主要包含了n 总结概括，n 海浪波浪，date，time，place，event，cause，effect，n 影响结果，n 长长度等内容，欢迎下载使用。

UNIT 4 NATURAL DISASTERS
1. T read the news reprt t find ut five Ws and ne H2. T rganize the structure f a summary3. T write a summary
Hw t write a summary:
What is a summary? A summary is a shrt statement f main pints. A summary paragraph tells the main ideas and the mst imprtant infrmatin f a lnger passage.
What elements shuld be cntained in a summary?Five Ws and ne H (wh, what, where, when, why, and hw)
TSUMANI HITS ASIA:OVER 6,500 DEAD
Read and find ut the five Ws and ne H f the reading material:
Reading fr Detailed Infrmatin
Mre than 6,500 peple were killed
A pwerful tsunami crashed
Alng the castlines acrss Asia
Sunday, 26 December
Caused by a pwerful earthquake
Unexpectedly and terribly
Read the news reprt released the day after a tsunami and answer the questins n page 54.
1 When did the tsunami happen?2 What caused the tsunami?3 Why wuld it be difficult t deliver fd and supplies?
It happened arund 7:00 am Sunday, 26 December 2004.
The huge waves were caused by the strng earthquake that reached a magnitude f 9.0.
Because dangerus cnditins and damaged rads wuld make it difficult t deliver fd and supplies.
Read the summary f the news reprt. Check the main pints it includes.
fllwing event
Read and check
Fllw the steps belw t write a summary fr the text n page 50.
Reading fr Writing
Step 1. Write a list f the main details. Step 2. Write dwn the main idea f each paragraph.Step 3. Organize the ideas and draft yur summary. Step 4. Exchange drafts and give feedback n yur partner’s draft.
Step 1. Read the text and write a list f the main details.
Strange things happened in the cuntryside befre the earthquake.An earthquake hit _____________________ China n 23 July _____________________________________.
nrtheastern Hebei
Mre than 400,000 peple were killed r badly injured.
Nearly everything in the city was destryed.
The gvernment and the sldiers came and began rescuing and rebuilding the city
Step 2. Write dwn the main idea f each paragraph based n the details abve.
______________________________________ ____________________________________________________________________________ ______________________________________ ____________________________________________________________________________ ______________________________________
Strange things happened in the cuntryside befre the earthquake.
A terrible earthquake hit Tangshan and tw thirds f the peple wh lived there were dead r injured.
The city was almst destryed thrugh tw big earthquakes.
______________________________________ ____________________________________________________________________________ ______________________________________
The sldiers and the dctrs began surviving wrk right after the quakes.
Tangshan gt the supprt f the gvernment and began t breathe again.
Step 3. Organize the ideas and draft yur summary. Pay attentin t the fllwing:
A summary shuld be arund ne third the length f the riginal text.Write dwn the key supprting pints fr the tpic.D nt include unimprtant details r examples.
Step 4. Exchange drafts. Use the checklist t give feedback n yur partner’s draft.
Des the summary give yu a clear idea f what the text is abut?Des the summary include nly the mst imprtant infrmatin f the text?Is the summary the prper length?Are there any spelling r punctuatin errrs?Des the writer use the crrect tenses?
Peer evaluatin
1. Give a mark t yur partner’s draft.(Highest fr 25 scres)2. Get yur draft back and revise it.3. Put up yur summary in the classrm r read it t the class.
1. The mst pwerful earthquake in the past 40 years caused a tsunami that crashed int castlines acrss Asia yesterday… crash (t have an accident in a car, plane etc by vilently hitting smething else) vt. & vi. 碰撞；撞击 n. 撞车；碰撞 eg It’s still unclear what caused the car crash. (翻译) 造成撞车事故的原因仍然不清楚。
He drve after drinking and crashed his car int a wall.(翻译)他酒后驾车，把车撞到了墙上。
2. …and cars were swept away by huge waves… sweep vt. & vi. (swept, swept) 打扫；清扫 (t clean the dust, dirt etc frm the flr r grund, using a brush with a lng handle) eg Bert swept the path in frnt f the huse.(翻译) 伯特清扫了屋前的小路。
sweep away 消灭；彻底消除(t cmpletely destry smething r make smething disappear)eg A sudden feeling f grief(悲痛；忧伤) swept all my anger away.(翻译) 一阵突如其来的悲伤使我的怒气全消。
3. The undersea quake struck arund 7:00 a.m. … strike vi. & vt. (struck, struck/ stricken) 侵袭；突击；击打 (t hit r fall against the surface f smething) eg Anther hurricane struck the castal twn last night. As the ld saying ges, strike while the irn is ht.
n. 罢工；罢课；袭击 (a perid f time when a grup f wrkers deliberately stp wrking because f a disagreement abut pay, wrking cnditins etc)eg The farm wrkers’ strike is in its third week. After the air strike, the whle city was in ruins.
【即学即练】根据汉语意思完成下列句子，每空一词。1) 老师进来的时候，学生们在敲打课桌。 The students ______ ______ ______ ______ when the teacher came in.2) 没过多久这个地方再次遭受了洪水的袭击。 It was nt lng befre ______ ______ ______ ______ ______ ______ ______ again.
  were striking their desks 
this area was struck by a fld   
4. Hwever, dangerus cnditins and damaged rads will make it difficult t deliver fd and supplies. deliver vt. & vi. 递送；传达 t take gds, letters, packages etc t a particular place r persn eg We deliver yur rder t yur dr. (翻译) 我们送货上门。
vt. 发表 t make a speech etc t a lt f pepleeg The king delivered a speech t the natin n Nv 5th. (翻译) 国王在11月5日向全国发表了讲话。
Plish yur summary yu wrte in class.Find an article t write a summary by yurself.