UNIT 5 FIRST AID单元精讲精练课件-人教版选择性必修第二册

(共58张PPT)
Examples include mild sunburn and burns caused by other minor household incidents.例子
包括轻微的晒伤和其他小型的家庭事故造成的烫(烧)伤。 (教材P50)
情景导学
You don't need to apologize for a minor slip.你不必为一个小过失道歉。 (2020新高考Ⅰ)
I'm minoring in computer science at college.我在大学里辅修计算机科学。 (写作·自我介绍)
Fines are imposed on retailers who sell tobacco to minors.向未成年人销售烟草制品的零售商要
被强制罚款。
高频词汇精讲
高频词汇 情境破
词汇 1 minor adj.较小的;次要的;轻微的 n.未成年人;辅修课程 vi.辅修
用法归纳
minor 　　 (在大学里)辅修(某科目)
词汇拓展
①minority n.少数;少数派;少数民族
a/the minority of...少数的……
be in a/the minority占少数
Only a small minority of students is/are interested in his speech.只有极少数学生对他的演讲
感兴趣。
Generally speaking, male English teachers are in a/the minority at senior high schools.一般来
说,在高中,男性英语教师占少数。
②major adj.主要的;重要的;大的 n.少校;主修课程,专业课;主修学生 vi.主修
in
major in(在大学里)主修(某科目)
I have always been interested in languages, so I plan to major in English.我一直对语言感兴
趣,所以我计划主修英语。 (写作·学习计划)
③majority n.大多数,大部分
a/the majority of...大多数的……
be in a/the majority占多数
Surveys indicate that supporters of the candidate are still in the majority.调查显示该候选人的
支持者仍占多数。

情景助记
If the victim is suffering from second or third-degree burns, there is an urgent need to take
him/her to the hospital at once.如果受害者遭受二度或三度烧伤,急需将他/她立即带到医院。
(教材P51)
情景导学
It is urgent that immediate measures should be taken to reduce the pollution.很紧迫的是,应立即
采取措施减少污染。 (写作·保护环境)
词汇 2 urgent adj.紧急的;急迫的;急切的
When we were faced with the disaster at that time, there was an urgent need for help.那时,在我
们面对灾难的时候,(我们)迫切需要帮助。
用法归纳
①there is an urgent need　　 sth./to do sth.迫切需要某物/做某事
②It is urgent that...紧急的是……[that从句用虚拟语气,即从句谓语用“(should+)动词原形”
形式]
词汇拓展
①urgently adv.急切地;迫切地
②urgency n.紧迫性;急切;紧急情况
a/no sense of urgency紧迫感/没有紧迫感
as a matter of urgency作为紧急情况
for
The incident should be discussed as a matter of urgency.这一事件应被当作紧急情况讨论。
③urge v.敦促;催促;力劝;强烈要求 n.强烈的欲望;冲动
have an urge to do sth.有做某事的冲动
urge sb. to do sth.敦促某人做某事
urge that...强烈要求……[that从句用虚拟语气,即从句谓语用“(should+)动词原形”形式]
I am so angry that I have an urge to tear up the leaflet.我非常生气,以至于有撕毁传单的冲动。
Environmental experts urge people to reuse and recycle plastic bags.环境专家们敦促人们重
复利用并回收塑料袋。 (写作·保护环境)
The father urges that Lily go to bed before 10:00 every night to develop a good sleeping habit.
父亲敦促莉莉每天晚上10点前上床睡觉以养成良好的睡眠习惯。 (写作·良好生活习惯)
Why don't you take some medicine to ease the pain 你为什么不吃点药来缓解一下疼痛
呢 (教材P52)
情景导学
He passed the driving test with ease.他轻松地通过了驾照考试。
Ease off the training a few days before the race.比赛前几天要减轻训练强度。
We feel at ease in our school uniforms every day.我们每天穿着校服感到轻松自在。 (2019江苏)
She is the kind of person who can always put/set others at ease.她是那种总能使别人放松的
人。 (写作·人物描写)
Schools should take effective measures to ease the burden on students.学校应采取有效措施来减
轻学生的负担。
词汇 3 ease vi.& vt.(使)宽慰,减轻,缓解 n.容易;舒适;自在
用法归纳
①ease 　　 减轻;放松
②ease the burden/pain/anxiety减轻负担/痛苦/焦虑
③　　 ease容易地;轻松地
④put/set sb.　　 ease 使某人感觉舒适/自在
⑤(feel) 　　 ease(感到)不拘束,放松,自在,舒适
off
with
at
at
ease 表示“减轻,缓和”,作及物动词时宾语往往是物;也可作不及物动词
relieve 及物动词,表示“缓解,减轻;使宽心,使宽慰”,指较大幅度地减轻疼痛、痛苦、负担等,宾语既可以是物也可以是人
易混辨析
The pain immediately eased.疼痛立刻减轻了。
The good news relieved us, for we had been very anxious about it.这个好消息使我们松了一
口气,因为我们对这件事一直很担心。
For example, wrap the burnt area loosely with a clean cloth if possible.例如,如果可能的话,
用一块干净的布松松地包扎烧伤部位。 (教材P52)
情景导学
We stock a wide range of cards and gift wrap.我们备有各种各样的贺卡和礼品包装材料。
I wrapped the baby (up) in a blanket.=I wrapped a blanket around the baby.我用毯子把婴儿裹了
起来。
Anne is taking the opportunity to wrap (up) the family presents.安妮正在利用这个机会包装给
家人的礼物。
词汇 4 wrap vt.包、裹;(用手臂等)围住;用……包裹 n.披肩,围巾;包裹(或包装)材料
用法归纳
①gift wrap礼品包装材料
②wrap (　　 ) sth. (in sth.)(用某物)包裹某物
③wrap A (up) in B=wrap B round/　　 A 用B包裹(或包扎、覆盖)A
词汇拓展
①wrapper n.(食品等的)包装材料,包装纸,包装塑料
candy/sweet wrappers 糖果包装纸
②wrapping n.包装材料;包装纸;包装塑料
He tore the cellophane wrapping off the box.他把包装盒子的玻璃纸撕了下来。
up
around
After arriving, the ambulance team quickly found Mrs Taylor and without delay gave her oxy-
gen...救护车队到达之后很快找到了泰勒女士,立刻给她输氧……(教材P53)
情景导学
I am sorry that I have delayed answering your letter.很抱歉,我推迟了给你回信。
After the earthquake, medicines and other supplies from all parts of the country were sent there
without delay.地震过后,来自全国各地的药品和其他补给品立刻被送往那里。 (写作·自然
灾害)
用法归纳
①　　 delay立刻
②delay 　　 sth.推迟做某事
词汇 5 delay vi.& vt.推迟;延期(做某事) vt.耽误;耽搁 n.延误;耽搁(的时间);推迟
without
doing
...listen carefully and don't panic.……认真听,不要惊慌。 (教材P55)
情景导学
I looked at them in panic.我惊慌失措地看着他们。 (读后续写·神态描写)
As you can imagine, the horrible stories panic us into screaming.正如你能想象的那样,那些恐怖
的故事吓得我们尖叫。
用法归纳
①　　 (a) panic惊慌失措地
②get into a panic陷入恐慌;惊慌失措
③panic sb. 　　　　　 sth.使某人仓惶行事/仓促行动
词汇 6 panic vi.& vt.(panicked, panicked, panicking)(使)惊慌 n.惊恐;恐慌
in
into doing
Chen Wei, a high school student in Beijing, had his dinner interrupted when he heard some-
one screaming from another table.陈伟是北京的一名高中生,当他听到另一桌有人在尖叫时,他
的晚餐被打断了。 (教材P56)
情景导学
Please don't interrupt me with these questions all the time.请不要老是用这些问题打断我。
用法归纳
interrupt (sb./sth.)　　 ... 用……打断(某人/某事)
词汇拓展
interruption n.打扰;打岔;中断时间
without interruption没有中断;连续
词汇 7 interrupt vi.& vt.打断;打扰 vt.使暂停;使中断
with
She has stuck to physical training for several years without interruption.她几年来坚持体育锻
炼,从未间断。
易混辨析
interrupt 侧重打断别人的交谈,或者是正在进行的事情,使其不能进行下去
disturb 指的是别人在专心做某件事情,或者是在休息的时候,去打扰对方
The noise in the street was disturbing his study, and a knock at the door interrupted his train of
thought.街上的噪声正干扰着他的学习,而一阵敲门声打断了他的思路。
He was now holding his throat with his face turning red,while his desperate friends were
slapping him on the back.当时他按着喉咙,脸涨得通红,而他的朋友们则在拼命地拍他的背。
(教材P56)
情景导学
He is desperate for that computer so he is trying to save money, hoping to buy it one day.他渴望
获得那台电脑,所以他正努力攒钱,希望有一天能买下它。
I hope you can accept my apology and I am desperate to receive your letter as soon as possible.我
希望你能接受我的道歉,并且我渴望尽快收到你的来信。 (写作·道歉信)
用法归纳
①be desperate　　 sth.渴望/极想做某事
词汇 8 desperate adj.绝望的;孤注一掷的;非常需要的
to do
②be desperate　　 sth.渴望/极想(获得)某物
词汇拓展
①desperately adv.绝望地;极其
desperately ill/unhappy/lonely 病得厉害/极为不快/极其孤独
②desperation n.绝望;拼命
in desperation在绝望中;在走投无路的情况下
In desperation, he closed his eyes and covered his head, yet still he couldn't sleep.在绝望中,他
闭上了眼,蒙上了头,但是他仍然睡不着。 (读后续写·动作描写)
for
Doing the Heimlich manoeuvre is quick, practical, and easy.实施“海姆利希急救法”快
速、实用、简单。 (教材P56)
情景导学
In addition to practical skills, Pruitt's lessons teach teamwork, encourage self-worth, and promote
feelings of community.除了实用技能,普鲁伊特的课程还教授团队合作,鼓励自我价值,并促进
团体感情。(2021天津3月)
用法归纳
practical problems/skills/suggestions实际问题/实用的技能/实用的建议
词汇拓展
①impractical adj.不切实际的;不明智的;不现实的
词汇 9 practical adj.切实可行的;实际的;实践的
②practice n.实践,实际行动;通常的做法;习惯,习俗;训练
in practice实际上;事实上;在实践中
put...into practice将……付诸行动/实践
Practice makes perfect.熟能生巧。
Not only should we draw up our study plan, but we should also put it into practice.我们不仅应
该制订我们的学习计划,而且应该将其付诸行动。
③practise(=practice) v.练习;实习;训练
practise/practice doing sth.练习做某事
A student majoring in Chinese language and literature should practice listening to Chinese
songs and watching Chinese movies or television shows.一名汉语言文学专业的学生应该练习
听中文歌曲以及看中文电影或者电视节目。 (China Daily)
Grabbing your fist with your other hand tightly, push up and into his stomach in one motion.用另
一只手紧握住你的拳头,快速用力向上往里挤压他的腹部。 (教材P56)
情景导学
He grabbed hold of me and wouldn't let go.他抓住我不放手。
Internet celebrities can grab people's attention within a short time.网红可以在短时间内吸引人
们的注意。
A man rushed from her back and made a grab at/for her bag.一个男人从她背后冲过来抓她的
包。 (读后续写·动作描写)
用法归纳
①make a grab 　　 sth.抓取某物
词汇 10 grab vt.抓住;攫取;引起(注意) n.抓取;抢夺
at/for
②grab hold 　　 抓住
③grab at/for sth.(迅速伸手)抓住某物
④grab one's attention吸引某人的注意力
易混辨析
grab 指动作粗暴或匆忙地抓住
catch 指用普通的方法抓住、捉住
grasp 指紧紧抓住、抓牢,用于具体或抽象的概念均可
seize 指突然用力抓住某人或某物使其无法逃脱或脱离,也可指抓住机会、把握机会等
of
The early bird catches the worm.早起的鸟儿有虫吃。
Alice grasped/seized the opportunity.艾丽斯抓住了这次机会。
The policeman seized the thief by the sleeve.警察抓住了小偷的袖子。
Two women grabbed her and pushed her to the ground.两名女子抓住她,把她推倒在地。
词汇 释义 用法& 拓展
technique n.技能;技艺;技术 good shooting techniques高超的拍摄技术(2023全国乙)
technology n.科技;工艺;工程技术;技术学;工艺学
technological adj.科技的;技术(学)的;工艺(学)的
technical adj.技术的;技能的;工艺的
高频词汇积累
sense of touch 触觉 sense n.感觉,意识;理解力,判断力
a sense of responsibility/duty责任感
a sense of humor 幽默感
a sense of direction 方向感
electric adj.电的;用电的;电动的 an electric light电灯
an electric guitar电吉他
electricity n.电;电能
electrical adj.电的;用电的;发电的
electrical equipment电气设备
an electrical fault 电路故障
victim n.受害者;患者;罹难者 potential victims 潜在的患者(2021新高考Ⅰ)
a victim of dope 麻醉剂的受害者(2021北京)
swollen adj.(身体部位)肿起的;肿胀的 swell vi.(swelled, swollen)膨胀;肿胀;充满(激情)(生义)
swell up 肿胀
swell with pride满腔自豪
nerve n.神经 nervous adj.焦虑的,担忧的,惶恐的;神经质的
be nervous about/of sth.担忧某事
nervously adv.神经紧张地
loose adj.松的;未系紧的;宽松的 loosely adv.宽松地
loosen v.(使)变松;松开
loosen up放松
swallow v.吞下,咽下;(由于紧张等)做
吞咽动作 swallow (up)吞没,淹没,侵吞;用尽,耗尽,花光
He was swallowed by the darkness.他消失在黑暗中。
Most of my salary gets swal-lowed (up) by the rent and bills.我的工资大多支付房租和各种日常费用了。
slip vi.(slipped, slipped)滑倒;滑
落;溜走 n.滑倒;小错误;纸条 slip into 溜进;陷入(困难或不愉快的处境)
slip away(时间)飞逝;消失;消亡;死去
accidentally slipped 意外地滑倒(2022新高考Ⅱ)
slippery/slippy adj.滑的;滑得抓不住(或站不稳、难以行走)的
elderly adj.年纪较大的;上了年纪的
(婉辞) the elderly 老人
live with their elderly parents 和上了年纪的父母一起居住(2020全国Ⅲ)
elder adj.年纪较长的 n.[pl.]长者
young adj.年轻的 n.(the~)年轻人
后缀-ly通常附在形容词后构成副词,但也有以-ly结尾的形容词。如:friendly友好的;lonely孤独的;
lovely可爱的
operator n.电话接线员;操作员 operate v.运转,工作;操作;经营;动手术
operate on sb./身体部位 给某人/身体部位动手术
operation n.手术;企业,公司;运转,运行;操作
drown vi. & vt.(使)淹死,溺死;浸泡;
淹没 be drowned in the river淹死在河里
the drowning boy溺水的男孩
drowning n.溺水
bleeding n.流血;失血 bleed vi.(bled, bled)流血;失血
bleed to death失血而死
scream vi.& vt.(因愤怒或恐惧)高声
喊;大声叫 n.尖叫;尖锐刺耳的声音 scream out 高声喊;尖叫
a scream of excitement/pain 激动/疼得尖叫
hear the screams听见尖叫声(2022新高考Ⅱ)
yell/roar v.大声喊叫 n.喊叫
whisper v.耳语;小声说 n.耳语(声)
choke vi.& vt.(使)窒息;(使)哽咽;(尤
指感情激动而)说不出话来 choke on sth.被某物噎住
choke to death窒息而死
choke with rage气得说不出话来
tightly adv.紧紧地;牢固地;紧密地 tight adj.牢固的;紧身的;绷紧的;严密的 adv.紧紧地;牢固地
tighten v.(使)变紧,更加牢固
justify vt.证明……有道理;为……辩护;是……的正当理由 justified adj.有正当理由的
be justified in doing sth.有正当理由做某事
unjustified adj.没有正当理由的
collapse vi.(突然)倒塌;(因病等)昏倒;
暴跌 n.(突然的)倒塌;崩溃;病倒;暴跌 the collapse of...……的崩溃/暴跌
biodiversity collapse 生物多样性崩溃(2023北京)
collapsed adj.倒塌的;暴跌的
out of shape 健康状况不好 shape n.形状,外形;状况,情况
keep in shape保持健康
in good/bad shape (身体、物体)处于良好/不良状况
membership n.会员身份;全体会员;会员人数 后缀-ship通常附在名词后构成新的名词,表示“状态,性
质,品质;地位,资格,职位;技艺,技能;集体”。如:owner-
ship 所有权;friendship 友谊;citizenship 公民资格;profes-
sorship 教授职位;musician-ship 音乐技能;leadership领导
班子,领导层,领导才能,领导地位
Remove any clothes using scissors if necessary, unless you see the fabric sticking to the
burnt skin.如果有必要的话,用剪刀剪掉任何(烧伤部位的)衣服,除非你看到有布料粘在了烧
伤的皮肤上面。 (教材P51)
情景导学
Deliver the goods now if(they are) ready.如果货物已经备好,请现在送来。
If (it is) true, this will cause us a lot of trouble.如果属实,这将给我们造成许多麻烦。
If (it is) possible, I will meet you at the airport and then show you around Beijing.如果可能的话,
我会去机场接你然后带你参观北京。 (写作·邀请信)
经典结构 情境破
结构 1 “if+形容词”结构
用法归纳
　　“if+形容词”的结构是在if与形容词之间省略了“　　　 　　 +　　　　　 ”,其
本质是状语从句的省略。
结构拓展

主语it/they be
动词
Chen Wei, a high school student in Beijing, had his dinner interrupted when he heard someone
screaming from another table.陈伟是北京的一名高中生,当他听到另一桌有人在尖叫时,他的
晚餐被打断了。(教材P56)
情景导学
He had the gardener plant some apple trees in the yard.他让园丁在院子里栽上一些苹果树。
He was very funny and had us laughing all the way.他非常滑稽,一路上逗得我们笑个不停。
(读后续写·情节描写)
She still couldn't speak, read or write and needed to have everything done for her.她仍不会说话,
不会阅读也不会写字,一切都需要别人照顾。
结构 2 “have+宾语+宾补”结构

特别提醒
have sth. done通常可以表达四种意思:
1.(主语)请/派别人完成某事。
We had the machine repaired.我们请人修理了机器。
用法归纳
done
do
doing
2.(主语)完成某事(可能参与)。
They are going to have some trees planted.他们打算种一些树。
3.(主语)遭受某种不幸的情况。
Yesterday I had my wallet stolen.昨天我的钱包被偷了。
4.用于否定句中,表示“不允许/容忍……”。
I won't have anything impolite said to my parents.我不允许对我父母不礼貌的言论。
Sentence 1
译文　皮肤还有助于控制体温,防止身体流失过多的水分,在外物过热或过冷时向你发出警
告,并使你拥有触觉。
长难句 图解
时间
并列谓语
Sentence 2
译文　如果有必要的话,用剪刀剪掉任何(烧伤部位的)衣服,除非你看见有布料粘在了烧伤的
皮肤上面。
祈使
条件
Sentence 3
译文　当时他按着喉咙,满脸通红,而他的朋友们则在拼命地拍他的背。
并列分句
一、概述
动词-ing形式既具有动词的特征,同时又具有名词、形容词和副词的特征,因此在句中可作主
语、表语、定语、宾语、宾语补足语和状语等成分。
二、动词-ing形式的基本形式
情景导学
Predicting the future is really difficult.预测未来是很困难的。
Not receiving a reply from him, she felt upset.没有收到他的答复,她感到失望。
Not having finished my homework, I was asked to stay at home.因为没有完成作业,我被要求待
在家里。
必备语法 情景破
复习动词-ing形式
He insisted on being called Dr. Turner instead of Mr. Turner.他坚持要别人叫他特纳医生而不
是特纳先生。
Having been given such a good chance, how could she let it slip away 被给了这样一个好机会,
她怎么能让它溜走呢
Do you mind him smoking here 你介意他在这儿抽烟吗
His/Tom's being late made the teacher very angry.他的/汤姆的迟到使老师很生气。

用法归纳
not doing
being done
not having done
having been done
形容词性物主代词
人称代词宾格
三、动词-ing形式的句法功能
1.动词-ing形式作主语
情景导学
It is a waste of time waiting here.在这里等着是浪费时间。
Walking and riding are good ways to exercise.散步和骑车是很好的运动方式。(不同概念)
Going to bed early and getting up early is a good habit.早睡早起是一个好习惯。(整体概念)
Walking is a good form of exercise for both the young and the old.散步对年轻人和老年人来说
都是一种不错的运动形式。
用法归纳
(1)动词-ing形式作主语时,谓语动词一般用⑦　　 。当and连接两个并列的动名词作主语
时,若二者表示的是整体的概念,则谓语动词用单数;若二者表示两个不同的概念,则谓语动词
用⑧　　 。
(2)动词-ing形式作主语时,有时为了平衡句子结构,可用it作⑨　　　 ,而把动词-ing形式后
置。常见的此类句式有:
It's a waste of time doing sth.做某事浪费时间。
单数
复数
形式主语
It's useless/worthwhile doing sth.做某事没用/是值得的。
It's no good/use/fun doing sth.做某事没有益处/没用/没意思。
2.动词-ing形式作宾语
情景导学
We're looking forward to hearing from you.我们期盼收到你的来信。
We enjoy swimming very much because it is good for our health.我们非常喜欢游泳,因为它对
我们的健康有益。
用法归纳
动词-ing形式可以作⑩　　 的宾语或介词的宾语。常见的跟动词-ing形式作宾语的动词
(短语)有admit、advise、appreciate、avoid、consider、delay、deny、enjoy、escape、fan-
cy、finish、imagine、keep(on)、mind、miss、practise、risk、suggest、give up、stick to、
动词
lead to、look forward to、be/get used to、 get down to、devote oneself to等。
特别提醒
有些动词(短语)既可接动词-ing形式作宾语,也可接动词不定式作宾语,但含义不同。常见的
这类动词(短语)见下表:
动词(短语) +doing sth. +to do sth.
forget 忘记做过某事(已做) 忘记去做某事(未做)
remember 记得做过某事(已做) 记得要去做某事(未做)
regret 后悔做过某事(已做) 遗憾要做某事(未做)
try 尝试做某事 努力做某事
mean 意味着做某事 打算做某事
stop 停下正在做的事情 停下来去做另一件事
go on 继续做同一件事 继续做另一件事
can't help 情不自禁做某事 不能帮助做某事
3.动词-ing形式作表语
情景导学
Seeing is believing.眼见为实。
The movie is exciting.这部电影令人兴奋。
My hobby is collecting stamps.我的爱好是集邮。
用法归纳
　　动词-ing形式作表语可以分为两种情况:
(1)动名词作表语:说明主语的 　　 ,表语和主语可以互换位置。
(2)现在分词作表语:说明主语的 　　　　　　 。
内容
性质或特征
4.动词-ing形式作定语
情景导学
a sleeping boy一个正在睡觉的男孩
Do you know the boy waiting under the tree 你认识那个在树下等着的男孩吗
No one is allowed to speak aloud in the reading room.任何人都不允许在阅览室大声说话。
用法归纳
　　动词-ing形式作定语可分为两种情况:
(1)动名词作定语:说明被修饰词的 　　 。
(2)现在分词作定语:作定语的现在分词所表示的动作与被修饰词之间为 　　 关系,单个
的现在分词作定语往往放在被修饰词的前面,现在分词短语作定语往往放在被修饰词的
　　 。
用途
主动
后面
5.动词-ing形式作宾语补足语
情景导学
I found this book interesting.我觉得这本书很有趣。
I'm sorry for having you waiting for so long.很抱歉让你等了这么久。
His father saw him playing computer games.他父亲看见他正在打电脑游戏。
用法归纳
(1)动词-ing形式作宾语补足语可以分为两种情况:一种是具有形容词性质的动词-ing形式作
宾语补足语,一种是具有动词性质的动词-ing形式作宾语补足语。
(2)具有动词性质的动词-ing形式作宾语补足语表示 　　　　 的动作或者是经常存在的
状态,一般在感官动词(feel、hear、listen to、see、notice、observe等)、使役动词(have、
leave、get等)和imagine等动词后作宾语补足语,用以补充说明宾语的状况。当句子变为被动
语态时,宾语补足语则变为主语补足语。
正在进行
特别提醒
感官动词后接动词-ing形式作宾补和省略to的动词不定式作宾补的区别:前者侧重动作正在
进行或动作的某个瞬间,后者侧重动作的整个过程。
6.动词-ing形式作状语
情景导学
Weather permitting, we are going to camp.天气允许的话,我们打算去野营。
Having bought our tickets, we went into the theatre.我们买好票后就进了剧院。
Hearing the good news, he jumped with joy.听到这个好消息,他高兴地跳了起来。
When waiting for the bus, he saw an old friend.当等公交车的时候,他看见了一个老朋友。
Having been told many times, she still can't remember it.已经被告诉了很多次,她仍然记不住。
Not knowing what to do, he turned to the teacher for help.因为不知道做些什么,他向老师寻求了帮助。
用法归纳
　　动词-ing形式可以作 　　 状语、 　　 状语、伴随状语、条件状语、结果状
语、让步状语等。现在分词作状语时需要注意以下几点:
(1)时间性。如果现在分词所表示的动作与谓语动词所表示的动作同时发生,则用一般式;如
果现在分词所表示的动作发生在谓语动词所表示的动作之前则用 　　 。
(2)语态性。现在分词所表示的动作若与句子主语之间是主动关系,则用主动形式;若与句子
主语之间是被动关系,则用被动形式。
(3)现在分词作状语时,如果它的逻辑主语不是句子的主语,通常用独立主格结构,即在现在分
词前面加上它的 　　　 。
(4)有时出于强调或表达需要,现在分词前可以加when、while、after、before、if、though、
unless、as if等连词。
时间
原因
完成式
逻辑主语
即时巩固
Ⅰ.单句语法填空
1.(2022全国甲)He flew 4,700 kilometers from Xi'an to Kashgar on Sept. 20, 　　　　 (plan)
to hike back to Xi'an in five months.
2.(2021浙江1月)This may be due to some disadvantages for people　　　　 (live) in the coun-
tryside, including lower levels of income and education, higher costs of healthy foods, and fewer
sports facilities.
3.Judging from his look, the news was　　　　 (shock).
4.To be honest,I have never imagined him　　　　 (wander) aimlessly deep into the night.
5.　　　　 (tell) about the risk of electric shocks, she was very careful while using
hairdryers.
planning
living
shocking
wandering
Having been told
Ⅱ.句型转换
1.The girl who is performing on stage has a gift for dance.
→The girl 　　　　　　　　　　　 has a gift for dance.
2.As she felt tired at the end of the journey, she soon fell asleep.
→　　　 　　　 at the end of the journey, she soon fell asleep.
3.After she had collected all the necessary material, she began to write her report.
→　　　 　　　 all the necessary material, she began to write her report.
performing on stage
Feeling tired
Having collected