人教版（2019）选择性必修第一册Unit 2 Looking into the Future语言点1课件(共14张PPT)

(共14张PPT)
Unit 2 LOOKING INTO THE FUTURE
Language points 1
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persuade
vt.劝说 说服
persuade sb. to do sth.＝persuade sb. into doing sth.
劝某人做某事
persuade sb. not to do sth.＝persuade sb. out of doing sth.
劝某人不做某事
persuade sb. of sth.使某人相信某事
persuade sb +that 从句
1. I finally persuaded her to be committed to the struggle for the equal rights.
2. It's no use trying to persuade him (that) you're innocent.
(1) Neither my wife nor I myself am able to persuade my daughter ________ (change) her mind.
(2) While shopping, people sometimes can't help ____________ (persuade) into buying something they don't really need.
to change
being persuaded
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2
switch
vt.转换；交换vi. & vt.(使)改变；转变n. 开关；转换器；改变
switch on/off 开/关(电灯、机器等)
switch over to 转换到
switch sth. with sb. 和某人交换某物
make a switch 改变
1. If you want the monitor to work, you should remember to turn on the switch.
2. He switched the conversation from one subject to another.
3. She started studying English, but switched to Law in her second year.
(1) He switched ________ the lights and examined his surroundings.
(2) You must switch ________ the TV when you leave.
(3) If I were you, I would ________________ (关上) the television and concentrate on my study.
on
off
switch off/turn off
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3
distant
adj.遥远的；远处的；疏远的；心不在焉的
be distant from 离……远
a distant area 遥远的地区
a distant cousin/aunt/relative 远房堂兄弟/姑母/亲戚
1. Those rocks proved that at one time in the distant past the Antarctic was covered by plants.
2. It's hard to evaluate his attitude, but he sounded very cold and distant on the phone.
单句语法填空
(1) After the quarrel Sue remained cold and ___________(distance).
(2) The noise of explosion could be heard ____________ (在远处).
(3) Bob carefully walks closer to the man, with the rest of the family following ___________ (从远处).
in the distance
at a distance
distant
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secure
adj.安全的；安心的；可靠的；牢固的vt.获得；拴牢
a secure site安全的网站
a secure future稳定的未来
be/feel secure about对……有把握
be/feel secure about the future不必为将来担忧
be secure against/from sth.免遭某事
secure sb against/from attack 保证某人不受袭击
1. Her promotion has made her position in the company more secure.
2. Endangered species need to be kept secure from poachers.
3. Moore and her father secured their first business meeting with a supermarket owner. (2009北京改)
单句语法填空
(1) She secured the rope firmly ________ the back of the car.
(2) She secured a position ________ an Internet company.
to
with/in
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5
preference
have/show a preference for …偏爱/偏好…
prefer to do … = prefer doing… 更喜欢做…
prefer (doing) … to (doing) …宁愿(做) … 而不愿(做)…
prefer to do … rather than do…宁愿(做) … 而不愿(做)…
prefer sb. to do sth.更希望某人做某事
prefer +that从句 从句用虚拟语气
1. I prefer my English classes to be taught in English only.
2. Some people prefer to do almost everything over the Internet (2013安徽)
3. They preferred the money (should) be used for building schools and hospital.
n. 爱好；偏爱
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5
preference
(1) He is keen on all kinds of new things and has a ______________ (prefer) for computers.
(2) He had a rather unconventional work habit, _____________ (prefer) to work through the night.
(3) What’s the author’s_____________(prefer) solution to global warming
(4) He finds country life infinitely______________(prefer) to living in the city.
preference
preferring
preferred
preferable
n. 爱好；偏爱
6
warning
n. 警示，先兆；警告，警戒 adj. 警告的，告诫的
1. There's a warning on the cigarette packet that says "Cigarettes cause cancer".
2. The government have issued a warning to the citizens that the fish may not be fit to eat.
3. Just a word of warning - restaurants in this area can be very expensive.
4. Scientists warn that global warming will cause catastrophic climate changes.
高考链接：
My father warned me__________going to the West Coast because it was crowded with tourists.(2010天津改)
(1) We _____________(warn)not to eat the fish which might upset our stomachs.
(2) There were signs _________(warn)of fog as soon as we got onto the motorway.
against
were warned
warning
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keep track of
了解...的动态；与...保持联系
1. You probably use some version of a to-do list to keep track of everything you need to do.
2. It 's a great way to keep track of where your competition is getting their products made and by whom.
3. Unit tests can keep track of the original expression which failed so it can show exactly what happened.
翻译
(1) 使用手机能方便的让我们掌握国内外的最新消息。
(2) 我们的社交媒体网站将使您能够找到失去联系的家人。
It is convenient for us to keep track of the latest news at home and abroad by using mobile phones.
Our social media site will enable you to find the family members you lose track of.
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detect
vt.发现；查明
detect the secret 发现秘密
detect the disease 查出疾病
detective n．侦探　
detectable adj.可检测的；可发觉的　
detection n．侦查，探测；发现　detector n．检测器
1. Jack could detect certain sadness in the old man's face.
单句语法填空
(1) Many forms of cancer can be cured if ________ (detect) early.
(2) To ensure the safe operation of the smoke ________ (detect), one should make certain the red light is working.
detected
detector
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command
n.指令；命令；控制　vt.命令；控制
take/have command of 控制，指挥
(be) in command of 控制，指挥
give a command 发出命令
obey the command 服从命令
command sb. (not) to do sth. 命令某人(不要)做某事
1. He has 500 men under his command.
2. I have such a good command of English that I am elected as assistant to my English teacher.(2015陕西书面表达)
(1) The policeman commanded the thief ________ (hand) in what he had stolen.
(2) Applicants will be expected to ________________________(精通) English.
(3) He commanded that __________________________ (所有的大门都要关闭) at dusk.
to hand
have a good command of
all the gates (should) be shut
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critical
adj.严重的；关键的；批判性的
1. Students are encouraged to develop critical thinking
instead of accepting everything they are told without questioning it.
2. Smart toilets will warn you early on if there is something abnormal or if you have a critical illness.
3. These talks are critical to the future of the peace process.
猜词词义(critical)
(1). The supervisor is always very critical.
(2). Reducing levels of carbon dioxide in the atmosphere is of critical importance.
(3). One of the victims of the fire remains in a critical condition.
挑剔的
极重要的
可能有危险的
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catch fire
着火(动作)
be on fire 着火(状态) set … on fire 放火烧; 使…着火
set fire to... 放火烧 fight a fire 救火；灭火
put out a fire 灭火
1. The building around the corner caught fire last night.
单项选择
(1) This sort of clothing material, which feels soft, _________.
A. catches fire easily B. is caught fire easily
C. is easy caught fire D. is easily to catch fire
翻译句子
(2) 干燥度如此之高，加上许多社区着火，有这么多前线要去战斗，这几乎成了一项不可思议的工作。
A
With so much dryness, so many communities to catch fire, so many fronts to fight, it becomes an almost incredible job.
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available
adj.可获得的；可购得的；(人)有空的
available resources 可利用的资源
available power 有效功率
be available to use 可供使用
1. Cold drinks will be available at the Sports Center.(2009天津)
2. In the 1940s, electricity was available to people in almost all areas of the United States.(2011安徽改)
3. There will be four basketball courts available for out use with one teacher watching over each game.(2010福建)
(1) I'm sorry, Mr. White ______________ (没空) at the moment, for the meeting hasn't come to an end.
(2) Just use this room for the time being, and we'll offer you a larger one ________________________ (一旦它可以用).
is not available
as soon as it becomes available