2021-2022学年高中英语人教版（2019）必修第一册Unit 4 Words and expressions 单元重点单词短语词汇小结课件28张ppt

1、Words and ExpressionsUnit4 NATURAL DISASTERS Natural disasterstornadodroughtlandslidetsunamifloodVolcanic eruptiontyphoonhurricanerescue v. _ n.营救；救援2. evacuate v. ） _ n.（疏散，撤出)3. death n. _ a. （死的，无生气的）（v）_4. percent n 百分之-_ n. 百分比，百分率5. trap n 陷阱，险境 . v_ (词组） ）_ 被困于6. bury vt. (词组）_ 专注于7. breathe

2、vt. _ n. 呼吸 _ a 气喘吁吁8. effort n. （词组）_ 努力去做 _ 不费力的，容易的9. context n. _adj. 上下文的、与语境相关的10.suffer v. （词组）_遭遇，遭受 _ n. 痛苦，折磨营救；救援come to ones rescueevacuationpercentagebe trapped in使落入险境 ，被困于be buried inbreath make efforts to do effortlesscontextualsuffer fromdeaddiebreathlesssuffering11. erupt v. 爆发，喷出

3、_ n.爆发12. supply v. _ n.补充物13. power n. (词组)_ 上台，执政 _ a.强大的，强壮的14. kit n. _ 急救箱15. hand n. _ 现有16. sweep v. _ p/pp （词组）_ 消灭，横扫eruption supplementcome to power powerfulfirst aid kitat handswept/ sweptsweep awayword formation (root word)-itude/ -fy /-dom / -al Important wordsdamage/affect/shock/ suppl

4、y/strive/deliverTheme-based wordsPart 1: Root word-itude/ -fy /-dom / -al -itude longitude n 精度（long长）latitude n 纬度，言行自由（lat宽，阔） altitude n 高度attitude n 态度magnitude n 重量（magn大）e.g: Theterrible earthquakeof2008 in Wen Chuanhadamagnitudeof8.1.表名词，“性质，状态等”magnitude:震级:the size of an earthquake重大；重要性:th

5、e great size or importance of sth-fy beautify: 使-美化； classify:把-分类 simplify: 使-简化 uglify: 使-丑化 satisfy: 使-满意（注意：-fy结尾的动词的名词派生词一般为-faction/fication）e.g: We do insist that we should unify our country.意思是to make-(使成为；使-化）unify:使-成为一体；统一（n）unification统一-domfreedom n 自由（free自由的）wisdom n 智慧（wise智慧的）boredo

6、m n无聊（bored 无聊的）kingdom n 国王（king国王） a man of great wisdom 智者 words of wisdom 至理名言名词，表状态或领域wisdom(n) 智慧，才智（adj）wise明智的，聪明的-alcriminal 罪犯 (v: crime)arrival 到达 (v: arrive)proposal 建议 (v: propose)approval 赞成，批准 (v: approve)多数为形容词，动词+al为名词居多revive（v）复苏，苏醒 revival (n)survive (v) 幸存，存活 survival (n)Part2:

7、important wordsdamage/affect/shock/ supply/strive/deliverdamage or destroy?1. Dont damage your health for a good figure.2. Reading in the strong light also does damage to your eyesight.3. My car was badly damaged, but luckily my kids were not seriously hurt.1. The building was completely destroyed b

8、y the fire.2. Heat gradually destroys Vc.3. You have destroyed my hope of happiness. damage(n&v): harmful effects; to harm or spoil sb/sthdestroy(v): to damage sth so badly that it no longer exists Practice Quiz and Examples1. They have _ all the evidence.2. This could cause serious _ to the country

9、s economy.3. After the terrible earthquake, the whole city was _.4. What you had said deeply _ his heart. in ruinsdestroyhurtdamageaffect vt.meaning 3：使感染（疾病）meaning 2：使感到， 打动 meaning 1: 影响sentence:sentence:sentence:She was deeply affected by what he had done.People will be easily affected by diseas

10、e when they are weak.With the governments aid, people who were affected by the earthquake have moved to the shelter.shocknvtan unpleasant feeling as aResult of sth bad happeninge.g: The news of his death came as a shock to us all.2. a serious medical condition where the injured is unconsciouse.g: Sh

11、e was taken to the nearby hospital after suffering from shock* to surprise sb and upset sbe.g: I was shocked to see such a rude hebavior.shocking (adj): sth is shocking shocked(adj) : sb is shockedstrike v&n. meaning 3：想到meaning 2：报时 meaning 1:侵袭meaning 3：踢/击球 sentence:sentence:sentence:sentence:Bec

12、kham struck the ball with precision.The clock was striking ten as we went into the church. It has just struck me that I still owe you for the concert tickets.I have a life insurance policy that will take care of my family if disaster strikes. 罢工要求加薪地震灾区敲打某人的头恐慌袭来、怕得发抖击球报时划火柴突然有不好的感觉被她的善良打动strike a b

13、alance 两者兼顾；达到平衡：example: He found it difficult to strike a balance between his family and his work. strike a blow against/at sth. example: Her resignation has struck a blow against the companys plans for expansion. 他的辞职给公司的扩张计划带来了沉重的打击。 strike fear / terror into sbs heart 使某人感到害怕 / 恐惧The quick spre

14、ad of COVID-19 has struck fear into the populations heart. idiomsUse strike in writing 听说你因为无法平衡自己的兴趣爱好和学习而感到烦恼，我感到十分担心。 我突然想到老师曾经教过我们如何改善这种状况。 对于他在我遇到挫折时给予的无私帮助和极大的耐心 ，我十分感动。 网课期间让孩子们趁热打铁，利用好优质的线上资源可以充分激发孩子的学习兴趣。 Im bitterly concerned to hear that you find it challenging to strike a balance between

15、 interest and academic performance. It struck me that my teacher once taught me how to improve the situation. Im struck at the selfless assistance and enormous patience he showed when I was confronted with setbacks. Strike while the iron is hot and make the best of the premium sources, which really

16、contributes to sparkling their interest. Part 3: Theme-based wordsTheme-based vocabularyevacuatehelicopter crackshelterin ruinsbrickspipe electricityvolcanomentalSynonyms1. save2. ruin3. influence4. protect5. as though6. surprise7. provide/ offer8. help/ assistance9. influence10. emergency11. hit1.

17、rescue2. damage3. affect4.shelter5. as if6. shock7. supply8. aid9.effect10. an urgent situation 11. crashAntononyms1. divide2. fool3. frightened/ anxious1. unify2. wisdom3. calm As is known, nature is so powerful with many d_ that no one can conquer it. E_ is one of its form showing its _（力量）. When it happens, it will do d_ to us, d_（摧毁） almost everything. Worse still, those who s_ the disaster may _（遭受）from some mental damage, which may even cause _ (die). However, faced with the disaster, we humans never give in. Instead, we will make e_ to help ourselves and others who are _ （困于）in troubl