(共27张PPT)
UNIT 3 Back to the past
Section Ⅲ Grammar and usage
1.通过对教材的理解，了解重要语言点的基本用法。（语言能力）
2.通过导学案的套用，以练促学，巩固内化所学语言点，并学以致用。（学习能力）
3.通过对教材的理解，学会运用表语从句。（语言能力）
核心单词
知识点1 extensively adv.广泛地；广阔地 ＊extensive adj.广泛的；大量的；广阔的 ＊extend v.延伸；扩大；伸展
（P34）He learnt Chinese classics from great literary masters， and at the age of 20， he began travelling extensively across the country.
他向伟大的文学大师学习中国古典文学，20岁时，他开始周游全国。
知识拓展
exist extensively 广泛存在
extensively tested 经过长期试验
extensive damage 巨大的破坏
extensive reading 泛读
经典佳句
He also travelled extensively， honing his craft from learning colouring techniques in Japan to studying Buddhist mural paintings in Dunhuang.
他还四处游历，磨炼自己的技艺，从在日本学习着色技术到在敦煌研究佛教壁画。
The blast had serious effects with quite extensive damage to the house.
爆炸影响严重，对房屋造成了大面积的破坏。
融会应用
Ⅰ.单句填空
（1）Graphics are used ___________（extensive） in natural science and social
science.
extensively
（2）They plan to _______（extensive） their research in this field.
extend
Ⅱ.单句写作
（3）The fire caused________________.
火灾造成了巨大的损害。
extensive damage
（4）____________________ is being carried out.
大规模的修缮工作正在进行。
（5）She suffered ________________in the accident.
她在事故中受了重伤。
Extensive repair work
extensive injuries
知识点2 facilitate vt.使便利；促进 ＊facilitation n.简化；便利；促进 ＊facility n.设施；设备；便利
（P34）After his father died， Sima Qian succeeded his father as Grand Historian， whichfacilitated his access to official books and files.
父亲去世后，司马迁接替了他父亲任太史令，这便于他参阅官方书籍和档案。
知识拓展
facilitate the development 促进发展
leisure facilities 休闲设施
cooking facilities 烹饪设备
经典佳句
An argument for social media claims it can strengthen social bonds by facilitating relationships with people in different geographical areas.
一种支持社交媒体的观点称，它可以通过促进与不同地理区域的人的关系来加强社会联系。
The hotel has special facilities for welcoming disabled people.
这家旅馆有专供残疾人使用的设施。
融会应用
Ⅰ.单句填空
（1）Computers can be used ___________（facilitate） language learning.
to facilitate
（2）We welcome them and will provide all possible __________（facilitate） and
assistance.
facilitation
（3）What recreational _________（facilitate） are now available
facilities
Ⅱ.单句写作
（4）The new airport will _________________________________.
新机场将促进旅游业的发展。
facilitate the development of tourism
（5）This kitchen has a garbage disposal and _____________________.
这个厨房有一个垃圾处理器和其他的现代化设备。
other modern facilities
知识点3 available adj.可获得的；可找到的；有空的 ＊availability n.可用性；可得性；空闲；利用率；有效性
（P34）However， his work proved difficult， because sorting out all theavailable resources and checking facts of historical materials required painstaking efforts.
但是，他的工作其实很艰难，因为整理所有可利用的资源和核查史料的事实需要付出艰辛的努力。
知识拓展
be available to sb 为某人可获得/利用
be available for 可供……之用；有效期为
经典佳句
There are plenty of jobs available in the western part of the country.
该国西部地区有大量的工作机会。
The availability of nursery school places varies widely across London.
伦敦幼儿园的分布非常不均衡。
名师点拨
available 作定语的时候，通常后置。
There are so many options and resources available to you， many of which are free.
有很多的选择和资源供你使用，其中很多都是免费的。
融会应用 单句写作
（1）The season ticket _______________three months.
季票的有效期为三个月。
is available for
（2）All the teaching equipment ______________students.
学生们可以使用所有的教学设备。
is available to
（3）They are worried about _________________some medicine.
他们担心某些药品的供应。
the availability of
短语句式
知识点4 sort out 理顺；整理；把……安排好；解决（问题）
（P34）However， his work proved difficult， because sorting out all the available resources and checking facts of historical materials required painstaking efforts.
但是，他的工作其实很艰难，因为整理所有可利用的资源和核查史料的事实需要付出艰辛的努力。
知识拓展
sort out sth into 把某物分类成
sort sb out 整治；惩罚；收拾（某人）
sort sth out （from sth） （从……中）区分出来
sort of 有点；稍稍
经典佳句
He is the sort of person who always sorts out everything in order. I sort of like people of this sort
他是那种总是把一切都整理得井井有条的人。我有点喜欢这种人。
融会应用 单句写作
（1）He would ________his own problems in time.
他迟早会解决自己的问题。
sort out
（2）Wait till I get my hands on him—I'll soon ____________!
等他落到我手里，我立马就收拾他!
sort him out
（3）Could you ________the toys that can be thrown away
你把可以扔掉的玩具挑出来，好吗
sort out
表语从句
自主探究
阅读下列句子，并注意黑体部分在句中的用法。
1.But the big surprise of the evening was when I was elected prom queen!
2.Another question is whether airlines are spacing passengers out.
3.China is no longer what it used to be.
4.The reason why I'm calling you is that I want to invite you to my birthday party.
我的发现 上述例句中的黑体部分均为__________。
表语从句
探究点1 表语从句的连接词
引导词 用法
从属连词 that、whether 在从句中不作成分，that没有实际意义，不可省
略；whether意为“是否”
because 说明主语所表示的事件发生的原因，意为“因
为”
as if/though 从句表示的情况发生的可能性较小时常用虚拟
语气
引导词 用法
连接代词 who（ever）、 whom（ever）、 whose、what（ever）、 which（ever） 在从句中作主语、宾语、表语、定语
连接副词 when、where、 why、how 在从句中作状语，表示时间、地点、原因、方
式
The trouble is that I have lost his address.
麻烦的是我把他的地址弄丢了。
续表
The point at issue is whether we will go to the party.
争论点是我们是否去参加聚会。
He did not see the film last night. That is because he had seen it before.
他昨天晚上没有去看电影，那是因为他之前看过（这部电影）。
He looked as if he had seen a ghost.
他看起来就像见了鬼似的。
All I know is what I read in the papers.
我所知道的一切都是从报纸上看来的。
The last time we had great fun was when we were visiting the Water Park.
我们最后一次痛快地游玩是在参观水上公园的时候。
探究点2 表语从句的注意事项
1.that与what的区别
that引导表语从句时，是连词，在从句中不作成分；what是连接代词，引导表语从句时，在从句中作主语、宾语、表语或定语。
That was what she did this morning on her way to school.
那就是她今天早晨在去学校的路上做过的事。
The plain fact is that nobody really knows.
事实很明显，没有人真正了解。
2.because与why的区别
because引导表语从句时，表示“因为”，后面接原因；why引导表语从句时，表示“……的原因”，相当于the reason why，后面接结果。
He got up late this morning. This is why he came late.
今天早晨他起晚了。这就是他来晚的原因。
He was late today. This is because he got up late.
他今天来晚了。这是因为他起晚了。
3.虚拟语气用于表语从句
如果主句的主语是idea、advice、suggestion、order、request、requirement等名词时，表语从句的谓语动词用虚拟语气，即“（should+）动词原形”。
My suggestion is that we （should） go and help him without delay.
我建议我们应该立即去帮助他。
His request is that they （should） come early.
他请求他们要早点来。
Ⅰ.用适当的关系词填空
1.The trouble is _____we are short of money.
that
2.I think that is_____friendship begins.
how
3.At that time， it seemed ______I couldn't think of the right word anyhow.
as if
4.The question is ________we need more ice cream.
whether
5.What she couldn't understand was _____fewer and fewer students showed interest in
her lessons.
that
6.The problem was _____could do the work.
who
7.I had neither a raincoat nor an umbrella. That's _____I got wet through.
why
8.That is ______he is worried about.
what
9.It seems ______he didn't know the answer.
as if
10.The most exciting moment was ______I was given the first prize.
when
Ⅱ.单句写作
1.The Tai Chi Club is _____________________________________________________.
太极俱乐部是我们可以享受运动和了解中华文化的地方。
where we can enjoy sports and learn about Chinese culture
2.The question is _________________________________________________.
问题是你是否能腾出时间考虑这个建议。
whether you can spare time to consider the suggestion
3.The reason why we have to plant trees is___________________________________.
我们必须种树的原因是它们能给我们提供新鲜空气。
that they can provide us with fresh air
4.It seemed ________________________________.
看起来废水是罪魁祸首。
that the waste water was to blame
5.What worries the public is _______________________________________________.
公众担心的是能否找到阻止污染的方法。
whether ways to stop pollution can be found or not
Ⅲ.课文语法填空
Dujiangyan is the oldest man-made water system in the world， and a wonder in
the development of Chinese agriculture. 1.______（build） over 2，200 years ago in
what is now Sichuan Province in Southwest China， this amazing engineering
2.____________（achieve） is still used today.
In ancient times， the region where Dujiangyan now stands 3.________（suffer）
from regular floods from the Minjiang River.4.________（help）the victims of the
flooding， Li Bing， the region governor， together with his son， decided to find a
solution. Li designed 5.___ series of channels built at different levels along Mount
Built
achievement
suffered
To help
a
Yulei that would take away the floodwaters while leaving the river flowing naturally.
6._______（good） still， the extra water could be directed to the dry Chengdu Plain，
making 7.___ suitable for farming.
Once the system 8.______________（complete）， no more floods happened and
the people were able to live 9.__________（peaceful）. Today， Dujiangyan is
admired by scientists from around the world. Unlike modern dams， 10._______ the
water is blocked with a huge wall， Dujiangyan still lets water flow through the
Minjiang River naturally， making the ecosystem and fish populations coexist in
harmony.
Better
it
was completed
peacefully
whereUnit 3 Section Ⅲ Grammar and usage
【学习目标】
1.通过对教材的理解,了解重要语言点的基本用法。(语言能力)
2.通过导学案的套用,以练促学,巩固内化所学语言点,并学以致用。(学习能力)
3.通过对教材的理解,学会运用表语从句。(语言能力)
【合作探究】
新知探究
核 心 单 词
知识点1 extensively adv. 广泛地;广阔地 *extensive adj. 广泛的;大量的;广阔的 *extend v. 延伸;扩大;伸展
(P34)He learnt Chinese classics from great literary masters, and at the age of 20, he began travelling extensively across the country.
他向伟大的文学大师学习中国古典文学,20岁时,他开始周游全国。
知识拓展
exist extensively 广泛存在
extensively tested 经过长期试验
extensive damage 巨大的破坏
extensive reading 泛读
经典佳句
He also travelled extensively, honing his craft from learning colouring techniques in Japan to studying Buddhist mural paintings in Dunhuang.
他还四处游历,磨炼自己的技艺,从在日本学习着色技术到在敦煌研究佛教壁画。
The blast had serious effects with quite extensive damage to the house.
爆炸影响严重,对房屋造成了大面积的破坏。
融会应用
Ⅰ.单句填空
(1)Graphics are used (extensive) in natural science and social science.
(2)They plan to (extensive) their research in this field.
Ⅱ.单句写作
(3)The fire caused .
火灾造成了巨大的损害。
(4) is being carried out.
大规模的修缮工作正在进行。
(5)She suffered in the accident.
她在事故中受了重伤。
答案 (1)extensively (2)extend (3)extensive damage (4)Extensive repair work (5)extensive injuries
知识点2 facilitate vt. 使便利;促进 *facilitation n. 简化;便利;促进 *facility n. 设施;设备;便利
(P34)After his father died, Sima Qian succeeded his father as Grand Historian, which facilitated his access to official books and files.
父亲去世后,司马迁接替了他父亲任太史令,这便于他参阅官方书籍和档案。
知识拓展
facilitate the development 促进发展
leisure facilities 休闲设施
cooking facilities 烹饪设备
经典佳句
An argument for social media claims it can strengthen social bonds by facilitating relationships with people in different geographical areas.
一种支持社交媒体的观点称,它可以通过促进与不同地理区域的人的关系来加强社会联系。
The hotel has special facilities for welcoming disabled people.
这家旅馆有专供残疾人使用的设施。
融会应用
Ⅰ.单句填空
(1)Computers can be used (facilitate) language learning.
(2)We welcome them and will provide all possible (facilitate) and assistance.
(3)What recreational (facilitate) are now available
Ⅱ.单句写作
(4)The new airport will .
新机场将促进旅游业的发展。
(5)This kitchen has a garbage disposal and .
这个厨房有一个垃圾处理器和其他的现代化设备。
答案 (1)to facilitate (2)facilitation (3)facilities
(4) facilitate the development of tourism (5)other modern facilities
知识点3 available adj. 可获得的;可找到的;有空的 *availability n.可用性;可得性;空闲;利用率;有效性
(P34)However, his work proved difficult, because sorting out all the available resources and checking facts of historical materials required painstaking efforts.
但是,他的工作其实很艰难,因为整理所有可利用的资源和核查史料的事实需要付出艰辛的努力。
知识拓展
be available to sb 为某人可获得/利用
be available for 可供……之用;有效期为
经典佳句
There are plenty of jobs available in the western part of the country.
该国西部地区有大量的工作机会。
The availability of nursery school places varies widely across London.
伦敦幼儿园的分布非常不均衡。
名师点拨
available 作定语的时候,通常后置。
There are so many options and resources available to you, many of which are free.
有很多的选择和资源供你使用,其中很多都是免费的。
融会应用 单句写作
(1)The season ticket three months.
季票的有效期为三个月。
(2)All the teaching equipment students.
学生们可以使用所有的教学设备。
(3)They are worried about some medicine.
他们担心某些药品的供应。
答案 (1)is available for (2)is available to
(3)the availability of
短 语 句 式
知识点4 sort out 理顺;整理;把……安排好;解决(问题)
(P34)However, his work proved difficult, because sorting out all the available resources and checking facts of historical materials required painstaking efforts.
但是,他的工作其实很艰难,因为整理所有可利用的资源和核查史料的事实需要付出艰辛的努力。
知识拓展
sort out sth into 把某物分类成
sort sb out 整治;惩罚;收拾(某人)
sort sth out (from sth) (从……中)区分出来
sort of 有点;稍稍
经典佳句
He is the sort of person who always sorts out everything in order. I sort of like people of this sort.
他是那种总是把一切都整理得井井有条的人。我有点喜欢这种人。
融会应用 单句写作
(1)He would his own problems in time.
他迟早会解决自己的问题。
(2)Wait till I get my hands on him—I'll soon !
等他落到我手里,我立马就收拾他!
(3)Could you the toys that can be thrown away
你把可以扔掉的玩具挑出来,好吗
答案 (1)sort out (2)sort him out (3)sort out
语法探究
表 语 从 句
自主探究
阅读下列句子,并注意黑体部分在句中的用法。
1.But the big surprise of the evening was when I was elected prom queen!
2.Another question is whether airlines are spacing passengers out.
3.China is no longer what it used to be.
4.The reason why I'm calling you is that I want to invite you to my birthday party.
我的发现
上述例句中的黑体部分均为 。
答案 表语从句
探究点1 表语从句的连接词
引导词 用法
从属连词 that、whether 在从句中不作成分,that没有实际意义,不可省略;whether意为“是否”
because 说明主语所表示的事件发生的原因,意为“因为”
as if/though 从句表示的情况发生的可能性较小时常用虚拟语气
连接代词 who(ever)、 whom(ever)、 whose、what(ever)、 which(ever) 在从句中作主语、宾语、表语、定语
连接 副词 when、where、 why、how 在从句中作状语,表示时间、地点、原因、方式
The trouble is that I have lost his address.
麻烦的是我把他的地址弄丢了。
The point at issue is whether we will go to the party.
争论点是我们是否去参加聚会。
He did not see the film last night. That is because he had seen it before.
他昨天晚上没有去看电影,那是因为他之前看过(这部电影)。
He looked as if he had seen a ghost.
他看起来就像见了鬼似的。
All I know is what I read in the papers.
我所知道的一切都是从报纸上看来的。
The last time we had great fun was when we were visiting the Water Park.
我们最后一次痛快地游玩是在参观水上公园的时候。
探究点2 表语从句的注意事项
1.that与what的区别
that引导表语从句时,是连词,在从句中不作成分;what是连接代词,引导表语从句时,在从句中作主语、宾语、表语或定语。
That was what she did this morning on her way to school.
那就是她今天早晨在去学校的路上做过的事。
The plain fact is that nobody really knows.
事实很明显,没有人真正了解。
2.because与why的区别
because引导表语从句时,表示“因为”,后面接原因;why引导表语从句时,表示“……的原因”,相当于the reason why,后面接结果。
He got up late this morning.This is why he came late.
今天早晨他起晚了。这就是他来晚的原因。
He was late today.This is because he got up late.
他今天来晚了。这是因为他起晚了。
3.虚拟语气用于表语从句
如果主句的主语是idea、advice、suggestion、order、request、requirement等名词时,表语从句的谓语动词用虚拟语气,即“(should+)动词原形”。
My suggestion is that we (should) go and help him without delay.
我建议我们应该立即去帮助他。
His request is that they (should) come early.
他请求他们要早点来。
【随堂检测】
夯实基础
Ⅰ.用适当的关系词填空
1.The trouble is we are short of money.
2.I think that is friendship begins.
3.At that time, it seemed I couldn't think of the right word anyhow.
4.The question is we need more ice cream.
5.What she couldn't understand was fewer and fewer students showed interest in her lessons.
6.The problem was could do the work.
7.I had neither a raincoat nor an umbrella. That's I got wet through.
8.That is he is worried about.
9.It seems he didn't know the answer.
10.The most exciting moment was I was given the first prize.
答案 1.that 2.how 3.as if 4.whether 5.that
6.who 7.why 8.what 9.as if 10.when
Ⅱ.单句写作
1.The Tai Chi Club is .
太极俱乐部是我们可以享受运动和了解中华文化的地方。
2.The question is .
问题是你是否能腾出时间考虑这个建议。
3.The reason why we have to plant trees is .
我们必须种树的原因是它们能给我们提供新鲜空气。
4.It seemed .
看起来废水是罪魁祸首。
5.What worries the public is .
公众担心的是能否找到阻止污染的方法。
答案 1.where we can enjoy sports and learn about Chinese culture 2.whether you can spare time to consider the suggestion 3.that they can provide us with fresh air 4.that the waste water was to blame
5.whether ways to stop pollution can be found or not
Ⅲ.课文语法填空
Dujiangyan is the oldest man-made water system in the world, and a wonder in the development of Chinese agriculture. 1.(build) over 2,200 years ago in what is now Sichuan Province in Southwest China, this amazing engineering 2.(achieve) is still used today.
In ancient times, the region where Dujiangyan now stands 3.(suffer)from regular floods from the Minjiang River.4.(help)the victims of the flooding, Li Bing, the region governor, together with his son, decided to find a solution. Li designed 5. series of channels built at different levels along Mount Yulei that would take away the floodwaters while leaving the river flowing naturally. 6.(good) still, the extra water could be directed to the dry Chengdu Plain, making 7. suitable for farming.
Once the system 8.(complete), no more floods happened and the people were able to live 9.(peaceful). Today, Dujiangyan is admired by scientists from around the world. Unlike modern dams, 10. the water is blocked with a huge wall, Dujiangyan still lets water flow through the Minjiang River naturally, making the ecosystem and fish populations coexist in harmony.
答案 1.Built 2.achievement 3.suffered 4.To help
5.a 6.Better 7.it 8.was completed 9.peacefully 10.where
2
