人教版（2019）选择性必修 第四册Unit 1 Science Fiction Using Language 语言点课件(共39张PPT)
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| 名称 | 人教版（2019）选择性必修 第四册Unit 1 Science Fiction Using Language 语言点课件(共39张PPT) |  | |
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| 文件大小 | 2.4MB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2024-03-02 10:39:46 | ||
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(共39张PPT)
Language points
backwards and forwards 来回地
eg Hannah took a step backwards.
Hannah向后退了一步。
Count backwards from 100. 从 100 倒数。
1. I pushed the starting lever on the main panel forwards an inch then immediately backwards again.
把主面板上的启动杆向前推了一英寸，然后立刻又向后推了一英寸。
backwards adv. in the direction that is behind you; towards the beginning or the past 向后；倒着；往回
【语境应用】翻译句子。
1) Travelling backwards and forwards every day cost him too much money.
每天来回花了他太多的钱。
2) She looked backwards when she heard someone calling her.
当她听见有人叫她时, 她向后看了看。
fetch vt. to go and get something or someone and bring them back 去拿来；去取来
eg Could you fetch me some paper
你能给我拿些纸吗？
2. My niece came in to fetch something…
我的侄女进来取什么东西……
fetch 指从说话的地方出去拿了东西再回到说话的地方。
bring 指带来，从远处带到说话的地方。
take 指带走，从说话的地方把东西带走
fetch, bring, take
【语境应用】选词填空(fetch, bring, take)。
1) I’ve trained my dog to ______ my slippers.
2) Please ask Uncle Tom to ______ you here in August.
3) Remember to ______ your books when you leave.
fetch
bring
take
3. Night came as if a lamp was being turned out, and in another moment came the day.
夜幕降临了，仿佛一盏灯正在熄灭，转眼间，白昼就来了。
as if在句中引导方式状语从句。
as if (=as though) 仿佛，好像，可用来引导表语从句和方式状语从句。
(1) 如果所引导的从句表示的情况是真实的或是极有可能发生的，从句要用陈述语气。
eg Look at the dark clouds in the sky! It looks as if it is going to rain.
(2) 当说话人所陈述的是不真实的或极不可能发生或存在的情况时，从句要用虚拟语气。
虚拟语气 as if 从句谓语动词
与现在事实不符 过去式(be动词用were)
与过去事实不符 had+过去分词
与将来事实不符 would/ could/ might/ should +动词原形
eg He talks as if he knew all about it.
他谈起来好像对此全知道似的。(与现在事实不符)
He kept working as if nothing had happened.
他继续工作，好像什么都没有发生过。(与过去事实不符)
She looks as if she would cry.
她看起来好像要哭了。(与将来事实不符)
【语境应用】完成句子。
1) 快点儿！看起来火车好像要开了。
Hurry up! It looks ___________________________________.
2) 这个讲故事的人以一种生动的方式给我们讲故事，好像他亲自检验过那个机器人一样。
The storyteller was telling us a story in a vivid way ________
____________________________________________________.
as if/ though the train is going to leave
as if/ though he himself had tested out that robot
3. Night came as if a lamp was being turned out, and in another moment came the day.
夜幕降临了，仿佛一盏灯正在熄灭，转眼间，白昼就来了。
turn out switch (a light or fire) off; extinguish sth
关掉，熄灭(电灯、煤气等)
eg Remember to turn out the lights when you go to bed.
turn out to be... 结果是……
It turned out that... 结果……
The campaign, launched for improving the environment, turned out to be a success.
这场为改善环境而发起的运动结果很成功。
It turns out that just looking at green, growing things can reduce stress, lower blood pressure, and put people into a better mood.
事实证明,只看绿色、正在生长的东西就能减轻压力,降低血压,使人心情更好。
【拓展】turn短语
turn down 关小; 拒绝
turn away 拒绝……入内；把……打发走
turn up 出现; 露面; 调大
turn to 转向; 变成; 求助于; 翻到(书的某页)
turn over 打翻; 翻身; 移交
turn around 转身，翻转
用 turn 短语的适当形式填空
1. The games my parents taught me when I was a child____________to be very useful later in my life
2. Kevin promised to attend my birthday party, but he didn’t __________
at all.
3. How could you _____________ the fantastic job when you have been
out of work for months
4. Bob must have done it on his own because there was no one else in
the house to __________ for help.
turned out
turn up
turn down
turn to
4. As my pace grew faster, the walls of the laboratory fell away…
随着我的步伐加快，实验室的墙壁倒塌了……
fall away to become gradually fewer or smaller; to disappear
逐渐减少；消失, 脱落
His supporters fell away as his reputation declined.
随着他的声望下降,他的支持者渐渐离他而去。
The paint is falling away from the sides of the house.
房子周围的油漆正在脱落。
【拓展】fall短语:
fall behind 落在后面
fall down 倒下; 跌倒; 倒塌
fall off 下降; 跌落
fall over 跌倒
fall into the habit of... 形成……习惯
fall apart 破碎；破裂；崩溃
fall in love with 爱上……
【语境应用】用fall短语完成句子。
1) He always __________ when we climb mountain.
2) Don’t put that glass on the edge of the table; it might _________.
3) I was unlucky to slip on a banana skin and ________.
4) The pupils of the class ________ four groups.
5) Because this project is taking so long to complete, people's excitement about it has really _______________.
6) Some of the old houses ______________ in the flood, and they are beyond repair.
④Anna did what she could to keep the marriage from ______________
falls behind
fall off
fall over
fall into
fallen away
fell down
falling apart
eg The summer holidays are coming and I have an urge to travel.
暑假快到了，我有一种旅行的冲动。
5. I had a strong urge to look at the random things that were being flashed before my eyes!
我有一种强烈的冲动，想看看眼前闪过的那些乱七八糟的东西!
urge n. strong desire or impulse 强烈的欲望；冲动
have an urge to do sth 有强烈的欲望做某事
vt. to strongly advise or try to persuade someone to do a particular thing 催促；力劝；大力推荐
urge sb. to do sth. 强烈要求某人做某事
urge sth./ sb. on … 催促某事/某人，鼓励某人，为某人加油
urge that ... ( 从句should +动词原形，should可省)
It is urged that … (should) do sth. 极力主张/强调……做某事
Parents should actively urge their children to take advantage of the opportunity to join sports teams.
家长应积极督促孩子利用这次机会加入运动队。
The report urged that all children (should) be taught to swim.
这份报告极力主张给所有的儿童教授游泳。
It is urgent that the public ( should ) stay at home to protect them from being attacked bythe disease.
当务之急是公众应该待在家里保护自己免受疾病的侵袭。
She could hear him urging her on as she ran past.
她跑过他面前的时候,听到他在为她加油。
urgent adj. 紧急的; 迫切的
urgency n. 紧急; 催促
Mr. Zhang urged his neighbours to donate money to help those who were in urgent need of food and clothes.
张先生敦促他的邻居们捐钱以帮助那些急需食物和衣服的人。
【语境应用】完成句子。
Our teacher ___________________ (要求我们努力学习) with the College Entrance Examination drawing near.
2) I _____________ (我强烈想要) help people out when they’re in trouble.
3) I make an ________ (urge) appeal that measures should be taken to cope with the situation.
4) There happens to be a particular ________ (urgent) in this case, and it would help if you could bend the rules.
urges us to study hard
have an urge to
urgent
urgency
5. I had a strong urge to look at the random things that were being flashed before my eyes!
我有一种强烈的冲动，想看看眼前闪过的那些乱七八糟的东西!
random adj. &n.
(1)adj.随机的;不可思议的
The researchers looked at a random sample of 120 families and found most families attached great importance to reading.
研究人员随机抽取了 120 个家庭,发现大多数家庭都很重视阅读。
(2)n.随意 at random 随意地;随机地
Names were chosen at random from a list, so the result of the experiment should be true.
名字是从名单中随机选的，因此实验的结果应该是真的。
词块背诵
(1)a random sample/selection 随机抽样/选择
a random guess 瞎猜
random remarks 胡说八道，随便说的话
make a random choice 随便选择
in a random order 按随机顺序
(2)choose/select/pick... at random 随机抽取……
派生词: randomly adv 随便地，随机地
单句语法填空
① Jessica sat there, opened the book _______random and began to
read.
② In the good years, when they ____________ (random ) beat the
market, the traders earned bonuses.
at
randomly
完成句子
④ The head teacher _________________________________________
(随机选了5个学生) to listen to the talk to be given by Professor Green.
chose/picked/selected 5 students at random
eg So long as we work with perseverance, we can make the impossible possible.
只要持之以恒地工作，我们就能把不可能变成可能。
As long as you work out on a daily basis, you will keep healthy.
只要你每天锻炼，你就会保持健康。
6. So long as I travelled at maximum speed, it didn’t matter.
只要我以最高的速度前进，就不会有什么问题。
so/ as long as “只要”，引导条件状语从句。
【语境应用】完成句子。
1) 只要他接管这家公司，他就会使它焕发生机。
________________________________ he will bring it to life.
2) 只要我们坚持梦想，我们迟早会成为赢家。
_____________________________, we will become a winner sooner or later.
3) 吉姆说只要我们保持房子干净整洁，我们就可以住在他的房子里。
Jim says we can stay in his house ________________________
__________________.
So long as he takes over the company
As long as we stick to our dreams
as long as we leave it clean and tidy
引导条件状语从句
on condition that
given (that)
supposing (that)
providing/ provided that
if
unless
so/ as long as
only if
①No matter what you are doing, you can have a fun experience so
long ________ you are with your friends.
②You can use my bike on condition __________ you return it before
Monday.
③ ___________ (give)that the project was funded by his company,he should have a say about it.
④ _________________ (provide)that we miss the chance, what will happen
单句语法填空
as
that
Given
Provided/ Providing
6. So long as I travelled at maximum speed, it didn’t matter.
只要我以最高的速度前进，就不会有什么问题。
(1)adj.最高的,最多的,最大极限的
maximum adj. & n.
Today’s maximum temperature will reach 38℃.今天的最高气温将达到38℃。
(2)n.最大量;最大限度
The job will require you to use all your skills to the maximum.这项工作将要求你最大限度地发挥你的技能。
the maximum speed/temperature 最快速度/最高气温
maximum effect 最佳效果
a maximum speed of 120mph 最高时速120英里
get the maximum benefit 获得最大利益
[反] minimum adj.最小的;最低限度的
n.最小值;最低限度
7. But if I stopped and the same space was being occupied something else, we would be forced together and explode like a bomb!
但如果我停下来，而同样的空间被别的东西占据，我们就会被迫聚在一起，像炸弹一样爆炸!
explode vi.&vt. to burst, or to make something burst, into small pieces, usually with a loud noise and in a way that causes damage 爆炸；爆破
eg He was driving so fast that his car tyre exploded. (翻译)
他的车开得太快导致爆胎。
On seeing his funny expression, we all exploded with laughter.
一看到他滑稽的表情，我们都大笑起来。
There was a huge bang as if someone had exploded a rocket outside.
突然一声巨响,仿佛有人在外面引爆了火箭似的。
On seeing his funny expression, we all exploded with laughter.一看到他滑稽的表情，我们都一下子大笑起来。
explode with/into 勃然(大怒);大发(雷霆);突然发生(危险);
突然爆发，迸发(感情)
explode with anger/rage 勃然大怒
explode into laughter 突然大笑起来
(1) explosion n.爆炸;爆破;爆裂(声)
set off explosion 引起爆炸
result in an explosion 引起爆炸
a bomb/nuclear/gas explosion 炸弹/核/气体爆炸
(2) explosive adj.易爆炸的;可能引起爆炸的
an explosive device (=a bomb ) 易爆装置(炸弹)
If the gas pipe explodes, the explosion may do great damage to the
buildings around.
如果煤气管道发生爆炸，爆炸可能会对周围的建筑造成巨大损害。
【语境应用】单句语法填空。
1) When Wilson heated it, the container _________ (explode), leaving Wilson blinded in both eyes.
2) After the __________ (explode), the army blocked the surrounding area and forbade anyone to enter it.
exploded
explosion
让自己就座 sit oneself
吸一口气 draw a breath
一条蜿蜒的道路 a winding road
逐渐减少，消失 fall away
计算出 calculate that...
有强烈的愿望做某事 have an urge to do sth
被……占据 be occupied by
Thank you!
Language points
backwards and forwards 来回地
eg Hannah took a step backwards.
Hannah向后退了一步。
Count backwards from 100. 从 100 倒数。
1. I pushed the starting lever on the main panel forwards an inch then immediately backwards again.
把主面板上的启动杆向前推了一英寸，然后立刻又向后推了一英寸。
backwards adv. in the direction that is behind you; towards the beginning or the past 向后；倒着；往回
【语境应用】翻译句子。
1) Travelling backwards and forwards every day cost him too much money.
每天来回花了他太多的钱。
2) She looked backwards when she heard someone calling her.
当她听见有人叫她时, 她向后看了看。
fetch vt. to go and get something or someone and bring them back 去拿来；去取来
eg Could you fetch me some paper
你能给我拿些纸吗？
2. My niece came in to fetch something…
我的侄女进来取什么东西……
fetch 指从说话的地方出去拿了东西再回到说话的地方。
bring 指带来，从远处带到说话的地方。
take 指带走，从说话的地方把东西带走
fetch, bring, take
【语境应用】选词填空(fetch, bring, take)。
1) I’ve trained my dog to ______ my slippers.
2) Please ask Uncle Tom to ______ you here in August.
3) Remember to ______ your books when you leave.
fetch
bring
take
3. Night came as if a lamp was being turned out, and in another moment came the day.
夜幕降临了，仿佛一盏灯正在熄灭，转眼间，白昼就来了。
as if在句中引导方式状语从句。
as if (=as though) 仿佛，好像，可用来引导表语从句和方式状语从句。
(1) 如果所引导的从句表示的情况是真实的或是极有可能发生的，从句要用陈述语气。
eg Look at the dark clouds in the sky! It looks as if it is going to rain.
(2) 当说话人所陈述的是不真实的或极不可能发生或存在的情况时，从句要用虚拟语气。
虚拟语气 as if 从句谓语动词
与现在事实不符 过去式(be动词用were)
与过去事实不符 had+过去分词
与将来事实不符 would/ could/ might/ should +动词原形
eg He talks as if he knew all about it.
他谈起来好像对此全知道似的。(与现在事实不符)
He kept working as if nothing had happened.
他继续工作，好像什么都没有发生过。(与过去事实不符)
She looks as if she would cry.
她看起来好像要哭了。(与将来事实不符)
【语境应用】完成句子。
1) 快点儿！看起来火车好像要开了。
Hurry up! It looks ___________________________________.
2) 这个讲故事的人以一种生动的方式给我们讲故事，好像他亲自检验过那个机器人一样。
The storyteller was telling us a story in a vivid way ________
____________________________________________________.
as if/ though the train is going to leave
as if/ though he himself had tested out that robot
3. Night came as if a lamp was being turned out, and in another moment came the day.
夜幕降临了，仿佛一盏灯正在熄灭，转眼间，白昼就来了。
turn out switch (a light or fire) off; extinguish sth
关掉，熄灭(电灯、煤气等)
eg Remember to turn out the lights when you go to bed.
turn out to be... 结果是……
It turned out that... 结果……
The campaign, launched for improving the environment, turned out to be a success.
这场为改善环境而发起的运动结果很成功。
It turns out that just looking at green, growing things can reduce stress, lower blood pressure, and put people into a better mood.
事实证明,只看绿色、正在生长的东西就能减轻压力,降低血压,使人心情更好。
【拓展】turn短语
turn down 关小; 拒绝
turn away 拒绝……入内；把……打发走
turn up 出现; 露面; 调大
turn to 转向; 变成; 求助于; 翻到(书的某页)
turn over 打翻; 翻身; 移交
turn around 转身，翻转
用 turn 短语的适当形式填空
1. The games my parents taught me when I was a child____________to be very useful later in my life
2. Kevin promised to attend my birthday party, but he didn’t __________
at all.
3. How could you _____________ the fantastic job when you have been
out of work for months
4. Bob must have done it on his own because there was no one else in
the house to __________ for help.
turned out
turn up
turn down
turn to
4. As my pace grew faster, the walls of the laboratory fell away…
随着我的步伐加快，实验室的墙壁倒塌了……
fall away to become gradually fewer or smaller; to disappear
逐渐减少；消失, 脱落
His supporters fell away as his reputation declined.
随着他的声望下降,他的支持者渐渐离他而去。
The paint is falling away from the sides of the house.
房子周围的油漆正在脱落。
【拓展】fall短语:
fall behind 落在后面
fall down 倒下; 跌倒; 倒塌
fall off 下降; 跌落
fall over 跌倒
fall into the habit of... 形成……习惯
fall apart 破碎；破裂；崩溃
fall in love with 爱上……
【语境应用】用fall短语完成句子。
1) He always __________ when we climb mountain.
2) Don’t put that glass on the edge of the table; it might _________.
3) I was unlucky to slip on a banana skin and ________.
4) The pupils of the class ________ four groups.
5) Because this project is taking so long to complete, people's excitement about it has really _______________.
6) Some of the old houses ______________ in the flood, and they are beyond repair.
④Anna did what she could to keep the marriage from ______________
falls behind
fall off
fall over
fall into
fallen away
fell down
falling apart
eg The summer holidays are coming and I have an urge to travel.
暑假快到了，我有一种旅行的冲动。
5. I had a strong urge to look at the random things that were being flashed before my eyes!
我有一种强烈的冲动，想看看眼前闪过的那些乱七八糟的东西!
urge n. strong desire or impulse 强烈的欲望；冲动
have an urge to do sth 有强烈的欲望做某事
vt. to strongly advise or try to persuade someone to do a particular thing 催促；力劝；大力推荐
urge sb. to do sth. 强烈要求某人做某事
urge sth./ sb. on … 催促某事/某人，鼓励某人，为某人加油
urge that ... ( 从句should +动词原形，should可省)
It is urged that … (should) do sth. 极力主张/强调……做某事
Parents should actively urge their children to take advantage of the opportunity to join sports teams.
家长应积极督促孩子利用这次机会加入运动队。
The report urged that all children (should) be taught to swim.
这份报告极力主张给所有的儿童教授游泳。
It is urgent that the public ( should ) stay at home to protect them from being attacked bythe disease.
当务之急是公众应该待在家里保护自己免受疾病的侵袭。
She could hear him urging her on as she ran past.
她跑过他面前的时候,听到他在为她加油。
urgent adj. 紧急的; 迫切的
urgency n. 紧急; 催促
Mr. Zhang urged his neighbours to donate money to help those who were in urgent need of food and clothes.
张先生敦促他的邻居们捐钱以帮助那些急需食物和衣服的人。
【语境应用】完成句子。
Our teacher ___________________ (要求我们努力学习) with the College Entrance Examination drawing near.
2) I _____________ (我强烈想要) help people out when they’re in trouble.
3) I make an ________ (urge) appeal that measures should be taken to cope with the situation.
4) There happens to be a particular ________ (urgent) in this case, and it would help if you could bend the rules.
urges us to study hard
have an urge to
urgent
urgency
5. I had a strong urge to look at the random things that were being flashed before my eyes!
我有一种强烈的冲动，想看看眼前闪过的那些乱七八糟的东西!
random adj. &n.
(1)adj.随机的;不可思议的
The researchers looked at a random sample of 120 families and found most families attached great importance to reading.
研究人员随机抽取了 120 个家庭,发现大多数家庭都很重视阅读。
(2)n.随意 at random 随意地;随机地
Names were chosen at random from a list, so the result of the experiment should be true.
名字是从名单中随机选的，因此实验的结果应该是真的。
词块背诵
(1)a random sample/selection 随机抽样/选择
a random guess 瞎猜
random remarks 胡说八道，随便说的话
make a random choice 随便选择
in a random order 按随机顺序
(2)choose/select/pick... at random 随机抽取……
派生词: randomly adv 随便地，随机地
单句语法填空
① Jessica sat there, opened the book _______random and began to
read.
② In the good years, when they ____________ (random ) beat the
market, the traders earned bonuses.
at
randomly
完成句子
④ The head teacher _________________________________________
(随机选了5个学生) to listen to the talk to be given by Professor Green.
chose/picked/selected 5 students at random
eg So long as we work with perseverance, we can make the impossible possible.
只要持之以恒地工作，我们就能把不可能变成可能。
As long as you work out on a daily basis, you will keep healthy.
只要你每天锻炼，你就会保持健康。
6. So long as I travelled at maximum speed, it didn’t matter.
只要我以最高的速度前进，就不会有什么问题。
so/ as long as “只要”，引导条件状语从句。
【语境应用】完成句子。
1) 只要他接管这家公司，他就会使它焕发生机。
________________________________ he will bring it to life.
2) 只要我们坚持梦想，我们迟早会成为赢家。
_____________________________, we will become a winner sooner or later.
3) 吉姆说只要我们保持房子干净整洁，我们就可以住在他的房子里。
Jim says we can stay in his house ________________________
__________________.
So long as he takes over the company
As long as we stick to our dreams
as long as we leave it clean and tidy
引导条件状语从句
on condition that
given (that)
supposing (that)
providing/ provided that
if
unless
so/ as long as
only if
①No matter what you are doing, you can have a fun experience so
long ________ you are with your friends.
②You can use my bike on condition __________ you return it before
Monday.
③ ___________ (give)that the project was funded by his company,he should have a say about it.
④ _________________ (provide)that we miss the chance, what will happen
单句语法填空
as
that
Given
Provided/ Providing
6. So long as I travelled at maximum speed, it didn’t matter.
只要我以最高的速度前进，就不会有什么问题。
(1)adj.最高的,最多的,最大极限的
maximum adj. & n.
Today’s maximum temperature will reach 38℃.今天的最高气温将达到38℃。
(2)n.最大量;最大限度
The job will require you to use all your skills to the maximum.这项工作将要求你最大限度地发挥你的技能。
the maximum speed/temperature 最快速度/最高气温
maximum effect 最佳效果
a maximum speed of 120mph 最高时速120英里
get the maximum benefit 获得最大利益
[反] minimum adj.最小的;最低限度的
n.最小值;最低限度
7. But if I stopped and the same space was being occupied something else, we would be forced together and explode like a bomb!
但如果我停下来，而同样的空间被别的东西占据，我们就会被迫聚在一起，像炸弹一样爆炸!
explode vi.&vt. to burst, or to make something burst, into small pieces, usually with a loud noise and in a way that causes damage 爆炸；爆破
eg He was driving so fast that his car tyre exploded. (翻译)
他的车开得太快导致爆胎。
On seeing his funny expression, we all exploded with laughter.
一看到他滑稽的表情，我们都大笑起来。
There was a huge bang as if someone had exploded a rocket outside.
突然一声巨响,仿佛有人在外面引爆了火箭似的。
On seeing his funny expression, we all exploded with laughter.一看到他滑稽的表情，我们都一下子大笑起来。
explode with/into 勃然(大怒);大发(雷霆);突然发生(危险);
突然爆发，迸发(感情)
explode with anger/rage 勃然大怒
explode into laughter 突然大笑起来
(1) explosion n.爆炸;爆破;爆裂(声)
set off explosion 引起爆炸
result in an explosion 引起爆炸
a bomb/nuclear/gas explosion 炸弹/核/气体爆炸
(2) explosive adj.易爆炸的;可能引起爆炸的
an explosive device (=a bomb ) 易爆装置(炸弹)
If the gas pipe explodes, the explosion may do great damage to the
buildings around.
如果煤气管道发生爆炸，爆炸可能会对周围的建筑造成巨大损害。
【语境应用】单句语法填空。
1) When Wilson heated it, the container _________ (explode), leaving Wilson blinded in both eyes.
2) After the __________ (explode), the army blocked the surrounding area and forbade anyone to enter it.
exploded
explosion
让自己就座 sit oneself
吸一口气 draw a breath
一条蜿蜒的道路 a winding road
逐渐减少，消失 fall away
计算出 calculate that...
有强烈的愿望做某事 have an urge to do sth
被……占据 be occupied by
Thank you!