外研版（2019）必修第一册Unit 4 Friends forever Language points课件(共36张PPT)

(共36张PPT)
1. How do you prefer to make friends
你更喜欢怎样交朋友？
prefer
prefer (doing) sth. 更喜欢做某事
prefer to do sth. 更喜欢做某事
prefer (doing) sth. to (doing) sth.
喜欢……胜过喜欢……
prefer sb. to do sth.宁愿某人做某事
prefer to do sth. rather than do sth.
宁愿做……而不愿做……
【归纳】
e.g.
Which do you prefer, the red or the blue one
He normally prefers classical music to rock.
I prefer working on my own.
While he was in the office he preferred doing something to doing nothing.
We mostly prefer to say yes to the requests of someone we know and like.
Their mother prefers them to be home early.
I prefer to walk there rather than go by bus.
【即学即练】将下面句子翻译成英文。
1) 我希望你别抽烟。
I'd prefer you not to smoke, please.
2) 我愿意步行,不愿意骑自行车。
I prefer walking to cycling. / I prefer to walk rather than cycle / cycling.
3) 我更喜欢独自工作。
I prefer working / to work on my own.
2. How would you feel if moving to a new town meant losing track of your friends
如果搬到一个新的城镇意味着与朋友失去联系，你会作何感受？
if 引导条件状语从句, moving to a new town作主语, losing track of your friends作宾语。
3. What if the only way of getting news from faraway friends was writing letters that took ages to be delivered
如果从远方朋友那里得到消息的唯一途 径就是写信, 而且要花很长时间才能送到, 那该怎么办？
What if…
1) 用于提出假设时, 意为“假若……怎么办？” “要是……会怎么样？”。
2) 表示邀请或建议时，意为“如果……怎么样？” “如果 ……如何？”
e.g
What if she finds out that you’ve lost her book
如果她发现你把她的书弄丢了怎么办？
What if you join us for lunch
同我们一起吃午饭怎么样？
4. Thanks to advances in technology, how we make friends and communicate with them has changed significantly.
由于技术的进步, 我们结交朋友、与朋友沟通的方式已经有了明显的改变。
1) thanks to 归功于……, 多亏……
e.g. Thanks to your help, we accomplished the task ahead of schedule.
【拓展】
常见的表示原因的短语还有: because of, as a result of。
e.g.
We spent three hours waiting in the rain because of you!
Many people are now homeless as a result of the civil war.
【语境应用】
根据括号内的汉语提示补全下面句子(每空一词)。
1) ________ ________ ________ ________ (多亏了他的决定), things have come out right.
2) ________ ________ ________ ________ (由于你的帮助), we succeeded.
Thanks to his decision
Thanks to your help
2) advance
adj. happening, done or ready before an event
预先的, 事先的
n. the forward movement of something, or an improvement or development in something
前进; 进步, 进展; 发展
v. to go or move something forward, or to develop or improve something
(使)前进; 使进步, 使进展; 使发展; 促进
e.g.
We got no advance warning of the changes.
Nothing could stop the advance of the flood waters.
Recent advances in medical science mean that this disease can be treated.
We have advanced greatly in our knowledge of the universe.
Studying is one way of advancing your career.
in advance (=ahead of time)
预先; 事先; 提前
in advance of 在……之前
make an advance in sth.
在某方面取得进步
adj.
n．
【归纳】
an advance copy 样书
advance planning/warning/booking
预先的计划/警告/订票
advance towards a place 向……前进
advance in sth. 在某方面有进步, 前进
advance sb. to a higher position
使某人提升
【拓展】
advanced adj. 高级的, 进步的, 年老的; 发达的, 先进的
advancement n. 前进; 进展
v．
【即学即练】英汉互译。
1) 如果你要来的话，请提前让我知道。
If you’re coming, please let me know in advance.
2) 昨天，她到得比其他人都早。
She arrived in advance of everyone else yesterday.
3) 地震发生前没有事先的预警。
There was no advance warning before the earthquake hit.
4) We live in an age of rapid technological advances.
我们生活在一个技术飞速发展的时代。
5) She closed the door firmly and advanced towards the desk.
她紧紧地关上门，向桌子走去。
5. Social media tools let us see what our friends are up to and maintain friendships.
通过社交媒体工具, 我们能知晓朋友的动向、维系彼此间的友谊。
1) be up to to be occupied or busy with 胜任, 从事于
【拓展】
up to sth. (数量或水平)可达到
up to sb. 由某人决定；取决于某人
up to doing sth. 能胜任做某事
1) 确保所有孩子到11岁的时候都能接受教育。
2) 还轮不到你来告诉我如何开展工作。
3) 我觉得不舒服，今天不能去上班。
【即学即练】用up to翻译下列句子。
Make sure that all children have education up to the age of 11.
It’s not up to you to tell me how to do my job.
I don’t feel up to going to work today.
2) maintain v.
to make something continue in the same way or at the same standard as before
保持; 维持
to keep a machine, building etc in good condition by checking and repairing it regularly
维护, 保养
to provide someone with the things they need, such as money or food
供养, 赡养
【语境运用】指出下列句子中maintain的意思。
1) The house is large and difficult to maintain. _________
2) The two countries have always maintained close relations. _________
3) Her income was barely enough to maintain one child, let alone three. _________
维修保养
维持
供养
6. The digital age also enables us to find people who share our interests, such as collecting model cars or playing an unusual instrument.
数字时代也使我们能够找到志趣相投的人, 例如收集汽车模型或演奏不寻常的乐器。
enable v. to make it possible for someone to do
something, or for something to happen
使可能; 使发生
【归纳】
enable sb. to do sth. 使某人能做某事
【拓展】
enable vt. en- (使具有……) + able
disable v. dis- (使去除……) + able 使残废, 使失去能力
disabled adj. 使有残疾的, 失去能力的
unable adj. un (形容词否定前缀) + able 不能的, 不会的
【语境运用】用able的不同变形来完成下列句子。
1) The terrible car accident made her become a / an _________ person.
2) Your words are _________ to move her into believing you.
3) The Internet ________ us to communicate with our friends at any time.
disabled
unable
enables
7. Whatever our hobbies, the Internet can connect us with others who also enjoy doing them, even if they live on the other side of the world.
无论我们的爱好是什么，互联网总能把我们与那些喜爱做同样事情的人联系起来，即使那些人生活在世界的另一端。
who引导定语从句,
修饰others
even if 引导让步状语从句
【拓展】
wh-ever 意为“不管……；无论……”, 引导让步状语从句, 相当于no matter wh-。
whenever, wherever, however, whatever, whoever, whichever等均可以引导让步状语从句。
whatever 无论什么, 不管什么
【语境运用】用wh-ever来翻译下列句子。
1) 无论什么时候我发表演讲，在开始前我总是会很紧张。
2) 无论发生什么，不要改变你的计划。。
Whenever I have to give a speech, I get extremely nervous before I start.
Whatever happens, don’t change your plan.
8. But we need to keep in mind that what we see on social media is often not the whole truth about a person.
但我们需要谨记, 我们在社交媒体上看到的往往不是一个人的全部真面目。
keep … in mind 将……记在心中
keep in mind that … 记住……
e.g. You must always keep the readers in mind when writing a report.
Please keep in mind that you should come back before 10 o’clock．
【拓展】
bear/keep … in mind 把……放在心里
make up one’s mind 下定决心; 做出决定
make up one’s mind to do sth.
下定决心做某事
change one’s mind 改变主意
with … in mind 考虑到……
1) You must always __________ this belief __________ (把……记在心中).
2) Always ___________________ (记住) that your main task is to get this company running smoothly.
3) She gave me a determined look --- the kind that said she would not ________________ (改变主意).
【语境运用】完成句子。
change her mind
keep/bear
in
keep/bear in mind
9. … people tend to post only positive updates that make them appear happy and friendly.
……人们往往只发布正面的最新消息，塑造自己快乐而友善的形象。
tend v. to be likely to behave in a particular way or have a particular characteristic
倾向; 易于; 往往会
to care for something or someone
照顾; 护理
【归纳】
tend to do sth. 易于做某事, 往往会做某事
tend to/towards … 趋向, 倾向
tend (to) sb. /sth. 照顾, 照料
e.g. It tends to get very cold here in the winter.
His views tend to / towards the extreme.
He carefully tended his sunflower plants all summer.
【拓展】
tendency n. 倾向; 趋势
【语境应用】用tend的适当形式填空。
1) Readers also _________ to share articles that were exciting or funny.
读者们也往往分享让人激动或有趣的文章。
2) He always has a _________ to Latin music.
他对拉丁音乐一直情有独钟。
tended
tendency
10. To prove that making friends was easier in the past.
为了证明在过去交友要更容易。
prove v. to show that something is true by providing facts, information etc
证明, 证实
【归纳】
用法
prove oneself (to be) 证明自己是
prove sth. to sb. 向某人证明某事
拓展
prove
It is proved that…
据证明……, 据证实……
prove (to be)＋n./ adj. 原来是, 证明是
There’s (no) proof that…
(没)有证据证明……
proof n. 证据; 证明
【语境应用】语法填空。
1) The difficulty was how he could prove his ideas ______ other scientists.
困难在于他如何向其他科学家证明自己的观点。
2) The boy tried to prove himself _________ (be) a good student and he really proved best.
这个男孩努力证明自己是一个好学生, 他确实被证明是最棒的。
to　
to be