人教版(2019)选择性必修第二册Unit 5First Aid Words and expressions 课件(共16张PPT)

(共16张PPT)
Unit 5 First Aid
words and expressions
Learning Objectives
1. To learn the pronunciations of the new words;
2. To learn the word formation of some new words;
3. To learn the usages of some key words and phrases.
Step 1 Revision
1. minor adj.较小的，次要的→___________n.少数民族,少数派
→__________adj.多数的，主要的→___________n．大多数
2. electric adj.电的；用电的；电动的→_____________n．电
→___________adj.电的；与电有关的→__________adj.电子的
3. nerve n.神经；→________adj.紧张的；→_________adv.紧张地
4. swell v．膨胀，肿胀→________(过去式)→_______(过去分词)
→__________(形容词)肿起的，肿胀的
5.urgent adj.紧急的，紧迫的→_________n．紧迫，急事
→__________adv．紧急地→_________v．敦促；催促；力劝
6. ease vi.& vt.(使)宽慰；减轻；缓解 n．容易；舒适；自在
→________n. 不安，忧虑→_______adj.容易的；简单的
→________adv.容易地
minority
major
majority
elctricity
elctrical
elctronic
swelled
swelled
swollen
nervous
nervously
urgency
urgently
urge
unease
easy
easily
7. slip vi.滑到，滑落，溜走 n.滑到，小错误，纸条
→_________n．拖鞋→_________adj.(地面)湿滑的；(人)狡猾的
8. operate vt.操作，运转，动手术→_________n．活动，手术，行动→____________n．电话接线员，操作员
9. bleed vi.流血，失血→_________(过去式)→______(过去分词)
→________n．流血，失血→_________n.血
10. interrupt vi.& vt.打断，打扰→______________n．打断，打扰；
11. desperate adj.绝望的，孤注一掷的→_____________adv.拼命地，绝望地→_____________n.绝望
12. practical adj.切实可行的；实际的；实践的→____________adv.实际上；几乎→_________n．练习；实践 v．练习
slipper
slippery
operation
operator
bled
bled
bleeding
blood
interruption
desperately
desperation
practically
practice
13. tight adj.牢固的；紧身的；绷紧的；严密的 →_________adv.紧紧地；牢固地；紧密地→________v.(使) 变紧，更加牢固；使更加严格；加强
形容词变动词15个
threat→threaten恐吓 strength→strengthen巩固,使强大loose→loosen使放松 tight→tighten使变紧
weak→weaken 削弱 worse→worsen(使)变得更坏, 恶化, 损害deep→deepen使变深 wide→widen 加宽, 放宽,扩展fast→fasten使牢固 less→lessen减少
worse→worsen恶化 haste→hasten催 促，促进，加速fright→frighten使惊吓 length→lengthen延长，使……变长height→heighten提高 light→enlighten启蒙
live→enliven使生动
tightly
tighten
Step 2: Key words
1. interrupt vi＆vt.打断，打扰
→______________n.打断，打扰
【常用搭配】
interrupt sb/sth (with sth)因(某事)打断某人/某事
be interrupted by 被……所打断
without interruption 连续地；不断地
【即学即练】
1) Its bad manners to interrupt a speaker frequent questions.
2) Let’s go somewhere where we can talk without .
interruption
with
interruption
2. desperate adj. 绝望的，孤注一掷的，非常需要的
→______________adv. 绝望地，不顾一切地
→______________n.绝望
【常用搭配】
be desperate about.对……绝望
be desperate for.极想要……
be desperate to do sth.渴望做某事
【即学即练】
1) The man in the river (desperate) tried to reach the side.
2) Mr Green was desperate work to provide food for his children.
3) The young man is desperate (pursue) his dream as an artist.
desperately
desperation
desperately
for
to pursue
3. urgent adj.紧急的，急迫的
→______________adv.紧急地，急迫地
→______________n. 紧急，急迫
→______________vt.催促，极力主张；n.强烈的欲望，冲动
【常用搭配】
urge sb. to do sth. 催促某人做某事
have an urge to do sth有做某事的欲望
【即学即练】
1) The vacation is coming and I have an urge (do)a part time job.
2) The (urgent) of finding a cure attracted, some of the best minds in medical science.
urgently
urgency
urge
to do
urgency
Step 3: Key phrases
1.if necessary 如果必要的话
If necessary为if it is necessary的省略结构。
e.g. if necessary, you can turn to the police for help.
观察下列句子，归纳总结it is在什么情况下可以省略。
1) When (the museum is) completed , the museum will be open to the public
next year.
2) If (it is) true, this will cause us a lot of trouble.
3) If (it is) possible, I will meet you at the airport.
状语从句同时具备下列两个条件:
①主句和从句的___________，或从句___________；
②从句含有______的某种形式。
此时，从句中的主语和be动词常可省略。
主语一致
主语为it
be
if not如果不是这样的话
if so如果这样的话
if ever如果有过的话
if possible如果可能
if any如果有的话
【即学即练】
1) I could come earlier, .如果有必要，我可以早点来。
2) Please try to find out the differences between the two words,
, speak it out.请试着找出这两个单词的不同点，如果有的话，请大声说出来。
if necessary
if any
2. sense of touch 触觉
【短语拓展】
sense of smell/ taste/ sight嗅觉/味觉/视觉
a sense of responsibility/ duty责任感
a sence of direction/ humour/ achievement/ belong/ balance/
satisfaction/ loss方向感/幽默感/成就感/归属感/平衡感 /满足感/失落感
common sense 常识
【即学即练】
1) Study show that a good even makes you seem smart.研究表明良好的幽默感甚至会让你看起来更聪明。
2) I think everyone should have the .
我认为每个人都应该有责任感。
sense of humor
sense of responsibility
3. have trouble (in) doing sth 做某事有困难
have difficulty/problems (in) doing sth
have trouble with sth.在某事上有困难
【即学即练】
1) You can hardly imagine difficulty the woman had _________(bring) up her children.
2) It is uncommon for students to have trouble classic.
(understand)学生理解经典著作有困难，这并不少见。
bringing
understanding
4.stand by 袖手旁观;支持；坚持
【短语拓展】
stand out显眼，突出 stand for代表，象征
stand up站起，起立 stand up for支持，拥护
【即学即练】
1).不要灰心，你所有的朋友都会站在你这。
Don not lose heart, all your friends will you.
2).和其他那些人比起来，她的才能很突出。
Her talents in comparison with the others.
stand by
stand out
Step 4 Test for goals
1. Judging from what he said and did ,we can conclude that he is desperate fame.
2. My aunt has kept on physical training for several years without
(interrupt).
3.The government must deal with this as a matter of (urgent).
4. Her legs had got (swell) from standing up all day.
5.What do you do when you are (身材走形) and you want to get back in shape
6. Tom, do you know FIFA (代表）
7. The young man is desperate (pursue) his dream as an artist.
for
interruption
urgency
swellen
out of shape
stand for
to pursue
1. At present , we________(urgent) need action on this important issue.
2. It is important to pay your _________(electric) bill on time, as late payments may affect your credit.
3. Only a ___________(minor) of the people supported the revolution.
4. His ankle got sprained and he ____________(desperate) needed first aid to ease his terrible pain.
5. It was now the middle of the November, cold and often_______.(fog)
6. I ________(panic) when I saw smoke coming out of the engine.
7.The best way to treat such ________(bleed) is to apply firm pressure.
8.Tasks are scheduled so ________(tight) that break times are often used to finish the day’s work.
urgently
elctricity
minority
desperately
foggy
panicked
bleeding
tightly