Unit 4 Information Technology Topic Talk 课件(共19张PPT，内镶嵌音频)北师大版（2019）必修第二册

(共19张PPT)
Unit 4 Information Technology
Topic Talk
some examples of information technology
Activity 1
Activity 2
I often use apps...
to read the news
to check the weather
book tickets
to book accommodation
to order food
to find directions
to learn a language
to look for popular restaurants
to take pictures
to give lessons
to search for information
Complete the notes in the table.
Activity 3
Apps for the games
I can’t sleep or feel nervous
relax
Get updated
different personalities
my time is up
Alarm clock
Talk with your partner about the apps you use in your daily life.
Activity 4
A: What apps do you use in your life
B: I use ... ,because...And I also use...to...What about you
A: I enjoy...so I download...
B: That’s cool. But ...(disadvantages)
A: That’s right.
The First Industrial Revolution used water and steam power to mechanise production. The Second used electric power to create mass production. The Third used electronics and information technology to automate production.
——Klaus Martin Schwab
Quote… Unquote
第一次工业革命利用水力和蒸汽动力实现了生产的机械化。第二次工业革命借助电力实现了大规模生产。第三次工业革命则运用电子技术和信息技术实现了生产的自动化。
重 点 词 汇
enable 是及物动词，意为 “使能够；使成为可能；使实现”
核心搭配
enable sb. to do sth.：使某人能够做某事（最核心、最常考搭配）
例：The new technology enables us to communicate with each other more conveniently.
例：Reading enables people to gain knowledge from all over the world.
词性变形
形容词：able（能够的；有能力的）
搭配：be able to do sth.（能够做某事）
形容词：unable（不能的；无能力的）
搭配：be unable to do sth.（不能做某事）
名词：ability（能力；才能）
搭配：have the ability to do sth.（有做某事的能力）
convenience 名词： 方便
常见搭配：
for (the) convenience of sb.：为了某人的方便
at one’s convenience：在某人方便的时候
bring convenience to ...给......带来便利
形容词：convenient（方便的），注意：不能用人作主语，需用 “it” 作形式主语，如：
It’s convenient for sb to do sth.
effect 名词：表示 “效果；影响”
常见搭配：
have an effect on：对…… 有影响（= have an influence on）
take effect生效
变形：
动词：affect（影响，动词）；
形容词:effective（有效的）
recommend 及物动词，意为 “推荐；建议；举荐”
核心搭配
recommend sth. to sb. = recommend sb. sth.：向某人推荐某物
例：She recommended this book to me.
recommend doing sth.：建议做某事
例：The teacher recommended reading English aloud every morning.
recommend (that) sb. (should) do sth.：建议某人做某事
例：I recommend that you (should) take a break after studying for hours.
词性变形
名词：recommendation（推荐；建议；推荐信）
核心搭配
explore sth.：探索 / 考察某物
词性变形
名词：exploration
名词：explorer（探险家；勘探者；探索者）
explore 是动词， “探索；探究；考察；勘探”，
admit（admitted） 动词，“承认；准许进入；接纳；录取”
核心搭配
admit (doing) sth.：承认（做了）某事
例：She admitted breaking the window by accident.
admit that...：承认……（后接宾语从句）
例：The boy admitted that he had lied to his parents.
admit sb. to/into sth.：准许某人进入（某地）；录取某人进入（某学校 / 组织）
例：She was admitted into Beijing University last year.
词性变形：名词，admission
Homework
Use the language you have learnt to write a short paragragh about the apps you find useful and the problems you should be aware of.