人教版 (2019)必修 第一册Unit 4 Natural disasters教学演示课件ppt

这是一份人教版 (2019)必修 第一册Unit 4 Natural disasters教学演示课件ppt，共26页。PPT课件主要包含了v碰撞，n崩溃，n碰撞，v递送，v接生，v发表，caused，定语从句，结果状语，huge waves等内容，欢迎下载使用。

课时练案 课文整体教学(Reading fr Writing)
1．What caused the tsunami?A．A drught.　　 　B．A fld.C．A vlcanic eruptin.　D．An earthquake.
2．Where the number f peple wh were killed in the tsunami was the largest?A．In Indnesia.　B．In Sri Lanka.C．In India.　D．In Thailand.
3．Why wuld it be difficult t deliver fd and supplies t the tsunami-hit cuntries?A．Because there were n enugh trucks.B．Because it was still raining heavily.C．Because the peple in these areas were nt willing t accept these fd and supplies.D．Because the cnditins were dangerus and the rads t these areas were damaged.
4．Where can this passage mst prbably be seen?A．A mnthly magazine.B．A daily newspaper.C．A travel brchure.D．A gvernment website.
1．crash v．碰撞，撞击；破产，倒闭 n．撞车；碰撞；倒闭，溃败①(教材P54)The mst pwerful earthquake in the past 40 years caused a tsunami that crashed int castlines acrss Asia yesterday，killing mre than 6，500 peple in Indnesia，India，Thailand，Malaysia，and at least fur ther cuntries._______②He said it'd be like a cmputer system crash._______③The cause f the crash was given as engine failure._______
2．deliver v．递送；传达；发表，发布；分娩；接生①(教材P54) Hwever，dangerus cnditins and damaged rads will make it difficult t deliver fd and supplies._______②The dctr has delivered fifteen babies in the past three days._______③I will deliver a speech at 9 a.m. next Sunday in the schl lecture hall._______
1．(学会断句)The mst pwerful earthquake/in the past 40 years/caused a tsunami/that crashed int castlines acrss Asia yesterday，killing mre than 6，500 peple/in Indnesia，India，Thailand，Malaysia，and at least fur ther cuntries.[分析]本句为复合句。主句主语是the mst pwerful earthquake in the past 40 years，谓语是______，____为a tsunami；that 引导________，修饰a tsunami；killing... cuntries为________。[翻译]____________________________________________________________________________________________________________________________________
昨日，40年来最为强烈的地震引发了冲击亚洲沿海地带的海啸，造成印度尼西亚、印度、泰国、马来西亚和至少其他四个国家6 500多人死亡。
2．(学会断句)Fishermen，turists，htels，hmes，and cars/were swept away/by huge waves/caused by the strng earthquake/that reached a magnitude f 9.0.[分析]本句为复合句。主句使用____语态。caused 9.0为过去分词作____，修饰 ___________，其中that 引导________，修饰the strng earthquake。[翻译]____________________________________________________________________
渔民、游客、酒店、住房和汽车都被高达9.0级的强震所引发的巨浪卷走。
1．(应用文佳句)I was having breakfast with my three children when water started filling my hme.当时我和三个孩子正在吃早饭，海水开始灌入屋内。2．(续写佳句)Hwever，dangerus cnditins and damaged rads will make it difficult t deliver fd and supplies.然而，由于条件险恶和道路受损，食物运送和物资补给将非常困难。
1．calm adj.镇静的；沉着的vt.使平静；使镇静.
(1)calm dwn　　　平静下来calm sb.dwn 使某人平静下来(2)keep calm 保持镇静(3)calmly adv. 冷静地；沉着地
[即学即练]　单句语法填空/完成句子①When he was anxius，he ften breathes deeply t calm _____．②When he was trapped in the fld，he gave his wife a call ______(calm).③让你自己平静下来；没有必要为此事心烦。_________________；there is n need t feel upset abut it.
Calm yurself dwn
2．aid n．援助；帮助；救援物资vi.&vt.帮助；援助.
[即学即练]　单句语法填空/完成句子①I'd be very grateful if yu culd aid me ____ my English.②He is s kind a by that he ften aids his mther _________(clean) the huse.③我不会说法语，但一位好心的人帮助了我。I culdn't speak French but a kind man ______________．④在我的英语老师的帮助下，这学期我取得了很大的进步。___________________________________，I have made great prgress this term.
came t my aid
With the aid/help f my English teacher
3．wave n．海浪；波浪vi.&vt.挥手；招手.
(1)wave gdbye t sb. 向某人挥手告别wave t/at sb. 向某人挥手(2)give sb. a wave 向某人挥手
[即学即练]　单句语法填空/句型转换①She declined the ffer with _ wave f her hand.②Jessica caught sight f Lis and waved ______ her.③My mther was crying as I waved her gdbye.→My mther was crying as I ___________________．
waved gdbye t her
4．strike vi.&vt. (struck，struck/stricken)侵袭；突击；击打；突然想到；(钟)敲；打动，迷住 n．罢工；罢课；袭击.
(1)strike sb. n/in＋the＋身体部位　　　　　　敲打某人的身体部位sth. strike(s) sb. 某人想到/意识到……It strikes/struck sb. that... 某人突然想起……be struck by 被……所侵袭；被……打动(2)be/g n strike 罢工
[即学即练]　单句语法填空/完成句子①Obviusly，the audience ____________(strike) by the new film.②The wrkers will g __ strike if the demands they put frward are turned dwn.③当谈及如何帮助伯纳德摆脱困境时，约翰想出了一个好主意。When it came t hw t help Bernard ut f difficulty，_______________________．④我突然想到，我应该拜访我的老师。_______________________ I shuld pay a visit t my teacher.
were struck
It (suddenly) struck me that
5．effect n．影响；结果；效果.
side effect　　　　　　副作用cme int/take effect 生效；见效have an effect n/upn 对……产生影响 effect 实施；使……生效/起作用be f n effect 没有效果
[即学即练]　单句语法填空/一句多译①It wn't be easy t put the changes ____ effect.②The new law is said t have cme ____ effect frm April.③重大的科技成果将对我们的生活和社会产生很大的影响。a．Great scientific achievements will ______________________ ur life as well as the sciety.b．Great scientific achievements will___________ ur life as well as the sciety.
have a great effect n/upn
greatly affect
(教材P54)I was having breakfast with my three children when water started filling my hme.当时我和三个孩子正在吃早饭，海水开始灌入屋内。 .
[句式分析]　此句含有be 句式，意为“正在做……这时……”，when用作并列连词。
The ld man was having a walk when he saw smke rising in the distance.这位老人正在散步时突然看到了远处升起的烟。
when用作并列连词，意为“这时”的句型：(1)sb. was/were ding sth. when...某人正在做某事，这时……(2)sb. was/were abut t d sth. when...＝sb. was/were n the pint f ding sth. when...某人正要做某事，这时……(3)sb. had (just) dne sth. when...某人(刚)做完某事，这时(突然)……
[即学即练]　单句语法填空/完成句子①Jhn _____________(study) in his rm when he heard screaming.②这个年轻人正在派送那些货物，这时开始下雨了。The yung man ____________________________ it began t rain.③他刚要放弃时被救援人员发现了。He ___________________________________________he was fund by rescue wrkers.④我刚完成作业，这时铃响了，我欣慰地松了口气。I ___________________________________ the bell rang and I sighed in relief.
was studying
was delivering thse gds when
was abut t give up/n the pint f giving up when
had just finished my hmewrk when
Ⅰ.单句语法填空1．I ___________ (have) a discussin with my friend abut hw t imprve my English when my mther called me.2．The area used t __________ (strike) by sandstrms.3．What's mre，it is anther _________(effect) way t deal with the prblem.4．He culdn't calm _____ and he even fund it difficult t breathe.5．I _____________ (supply) with sme gd advice n hw t ease my stress，s I was grateful t him.
was supplied
Ⅱ.完成句子1．我们正在上数学课，这时我们感到地面在摇晃。We _________________________ we felt the grund shaking.2．我们突然意识到可能发生地震了。______________ maybe an earthquake happened.3．我们老师竭力使我们镇静下来。Our teacher ______________________________．
were having math class when
It struck us that
made every effrt t calm us dwn
Ⅲ.课文语法填空The mst pwerful earthquake 1．______(strike) arund 7：00 a.m.，Sunday ff the west cast f Indnesia's Sumatra Island.It caused a tsunami that crashed int castlines acrss Asia yesterday，2._______(kill) mre than 6，500 peple in Indnesia，India，Thailand，Malaysia，and at least fur ther cuntries.Fishermen，turists，htels，hmes，and cars 3.___________(sweep) away by huge waves caused by the strng earthquake that reached a magnitude f 9.0.