高中英语外研版 (2019)必修 第二册Unit 6 Earth first精品课件ppt
展开Unit 6 Earth first
Period Two Starting out, Understanding ideas & Using language—Language points
PART 1
基础自测
PART 2
互动探究
PART 3
达标检测
PART1
基础自测
自主学习 落实基础知识
Ⅰ.重点单词1. n. 鲨(鱼)2. v. (通常指使用呼吸设备的)潜水3. v. 把……作为目标4. n. (尤指通过行为表现出的对某事的一般)看法,态度5. n. 海洋,大海6. v. 使……突出,使注意力集中于7. n. (野生生物)保护区8. n. 员工9. v. 建立,设立
shark
dive
target
attitude
ocean
highlight
reserve
staff
establish
10. v. 破损,损害,损伤11. n. 洪水,水灾12. n. 煤气、电力、自来水等供应(系统)13. v. 使恢复14. v. 采取(某种方法)15. v. 使(某人)惊恐,吓唬 → adj. 害怕的;惊恐的16. adv. 幸运地 → adj. 幸运的 → n. 运气
damage
flood
supply
restore
adopt
scare
scared
fortunately
fortunate
fortune
17. n. 灭绝,绝种 → adj. 灭绝的18. v. 致力,献身,倾注 → adj. 挚爱的;投入的 → n. 致力;献身19. n. 残忍,残酷,残暴 → adj. 残忍的;残酷的 → adv. 残忍地;残酷地20. v. 影响 → n. 影响
extinction
extinct
devote
devoted
devotion
cruelty
cruel
cruelly
affect
effect
掌握规律 巧记单词以字母e结尾的形容词变副词的方法:(1)直接在后面加ly,无需去字母e,如:immediately,politely,widely。(2)去掉字母e,再加ly,只有一个单词:true→truly。(3)以le结尾的单词把e换为y,如:able→ably,possible→possibly。
Ⅱ.核心短语1. 参考;涉及;指的是2. 害怕地;恐惧地3. 由于,因为4. 害怕……5. 对……有影响6. 以……为根据7. 偶然遇到8. 而不是9. 弄错10. 保护……免遭……
refer to
in fear
due to
be scared of
have an effect upon
be based on
come across
rather than
by mistake
protect...from...
Ⅲ.经典句式1.not only...but also...不但……而且……This was due to fear of sharks, finning.这不仅是因为害怕鲨鱼,而且还是因为切去鱼鳍。2.be doing...when...正在做……这时……In 1980,Benchley he came across an awful sight.在1980年,本奇正在潜水,这时他遇到了一个可怕的场景。
not only
but also
was diving when
3.where引导的定语从句It was an area ,and the sea floor was covered with dead sharks.那是一个渔民切鱼鳍的区域,海底布满了死鲨鱼。4.部分否定Fortunately, who watched the film Jaws became afraid of sharks.幸运的是,并不是所有看过《大白鲨》这部电影的人都害怕鲨鱼。
where fishermen were finning
not everyone
PART 2
互动探究
探究重点 互动撞击思维
refer to查阅;参考;谈到;涉及;指的是
1
What environmental problem does each cartoon refer to?每幅卡通画涉及的是什么环境问题?
[一词多义] 写出下列句中refer to的汉语意思(1)What does the underlined word “stumbles” in Paragraph 2 refer to?(2019·全国Ⅰ)________(2)She referred to the last page of the book for answers. _____(3)These books refer to Asian problems. _____
重点词汇
指的是
查阅
涉及
※refer to...as...把……当作……;称……为……refer...to...把……提交给……(以求获得帮助)※reference n.谈及;提及;参考;查阅
(4)The scientist the discovery the most exciting new development in this field.这位科学家将这一发现称作是这个领域中最令人兴奋的新进展。(5)If he gives you any more trouble, .如果他再找你麻烦,叫他来找我。注意:在表示“查阅”之意时,refer to后多接参考资料(词典、书籍等);look up多接查询的内容。
referred to
as
refer him to me
2
People have always been scared of sharks,but Jaws made things worse.人们一直都害怕鲨鱼,但是《大白鲨》使得情况更糟糕。
be scared of sb. /sth. 害怕某人/某事
※(be) scared to death吓死了 be scared to do sth. 害怕/不敢做某事※scare v.使(某人)惊恐;吓唬 scare sb. into doing sth. 恐吓某人做某事 scare sb. to death把某人吓得要死 scare sb. away/off将某人吓跑
(1)She is scared of surfing on the sea while her brother is fond of it.她害怕在海上冲浪,然而她弟弟非常喜爱。(2)Rock climbing was a fun thing but I was scared to (die) from the start.攀岩很有趣,但开始时我吓得要死。(3)She was scared (go) to the beach because she had seen crocodiles there.她不敢去海滩,因为在那儿她见过鳄鱼。(4)Some parents try to .有些父母试图用吓唬的办法使孩子们守规矩。
death
to go
scare their children into behaving well
3
This was not only due to fear of sharks,but also finning.这不仅是因为害怕鲨鱼,而且还是因为切去鱼鳍。
(1)Due to the wrong route they took,they spent more time than expected getting to the destination.由于选择了错误的路线,他们用了比预计多的时间到达目的地。(2)Mistakes may have serious results.由于疏忽大意造成的错误可能带来严重的后果。 注意:due to可在句中作表语、定语或状语。
due to由于……;因为
due to carelessness
(3)The boat is due (arrive) at 12,so remember to meet me on time.船预计在12点到,记着准时去接我。(4)Thank you for delivering my goods here.Ten dollars is due you.多谢你把货物送到这儿,我应付你10美元。
due adj.欠款的;预定的;到期的be due to do sth. 预定/计划(做)某事be due to sb. 应支付/给予/归于某人
to arrive
to
4
In 1980,Benchley was diving when he came across an awful sight.在1980年,本奇正在潜水,这时他遇到了一个可怕的场景。
come out出版;开花come about发生come up出现;被提出come up with提出;想出
come across(偶然)遇见
(1)She came across some old photos in the case before she left for Shanghai.去上海前,她在箱子里偶然翻到了一些老照片。[选词填空] 从以上方框中选择合适的短语填空(2)She has a mental toughness that did not by chance.(3)I wonder when the matter will for discussion?(4)She a new suggestion to solve the problem last night.
come about
come up
came up with
5
Sharks don’t target humans.鲨鱼不把人作为攻击目标。
※target sth. on/at...把某物对准……※aim at the target瞄准目标 hit/miss the target 中/脱靶
target vt.把……当作批评对象;以……为攻击目标 n.目标;靶;受批评的对象
(1)This retired old man has been targeted for one of his blog posts on the Internet.这位退休的老人因其网上的一个博客帖子而成为攻击的目标。(2)We’ll reach the sales targets in a month which we set at the beginning of the year.我们将在一个月内达到年初设定的销售目标。(3)This TV show about wildlife is mainly targeted the factories which have been polluting the environment.这个关于野生动物的电视节目主要针对那些污染环境的工厂。(4) (hit) the target,you have to aim at it.为击中目标,你必须瞄准它。
at/on
To hit
6
Now,she is a model and performance artist devoted to ocean conservation.现在,她是一个致力于海洋保护的模特和表演艺术家。
※devote...to...把……奉献给;把……专注于 devote oneself to致力于;献身于※devoted adj.深爱的;忠诚的 be devoted to专心于;致力于※devotion n.关爱;奉献
devote vt.献身;专心于(常与介词to连用)
(1)As we all know,he’s a generous,devoted,active and warm-hearted man.众所周知,他是一个慷慨大方、忠诚、积极又热心的人。(2)I don’t think we should devote any more time to (persuade) such a stubborn man to change his mind.我认为我们不应该花时间去说服这么顽固的一个人改变主意。(3)He is so to his English teaching that I admire him for his .(devote)他如此深爱他的英语教学,以至于我对他的奉献感到敬佩。
persuading
devoted
devotion
7
In recent years,we have seen large areas of wetland that were damaged by human activity.在最近几年里,我们发现了大面积的被人类活动破坏的湿地。
※cause/do damage to对……造成损害;损害……※damage one’s health损害某人的健康
damage n.& vt.损失;损害
(1)Damage caused by the earthquake disaster can’t be ignored.地震灾害导致的损失不容忽视。(2)This could our environment.这可能会对我们的环境造成严重的破坏。(3)As we all know,smoking can .众所周知,吸烟会损害我们的健康。
cause serious damage to
damage our health
8
We’ve also seen droughts and floods caused by these changes,which affect the water supply downstream. 我们也看到了这些变化引起的干旱和洪水,这影响了下游的供水。
※be affected by被……侵袭/感动※effect n.影响;结果;效力 have an effect on/upon对……有影响 in effect实际上;在实施中,有效 come into effect生效;开始实施 take effect起作用※effective adj.有效果的
affect vt.影响;对……有影响;侵袭;感动
(1)When I was 50,my weight problem began to affect me seriously.当我50岁时,体重问题开始严重地影响我。(2)To some extent,the measure the government has taken has a great effect on/upon the remote villages.在某种程度上,政府采取的这项措施已经对那些偏远的山村产生了极大的影响。(3)We were deeply affected the news of her death.她死亡的消息使我们非常伤感。(4) ,he didn’t like the new film at all.实际上,他根本不喜欢这部新电影。
by
In effect
(5)Do you know when the new traffic rules ?你知道新交规是什么时候生效的吗?(6)The government will take some (effect) measures to deal with it.政府会采取一些有效的措施来处理它。
came into effect
effective
In 1980,Benchley was diving when he came across an awful sight.在1980年,本奇正在潜水,这时他遇到了一个可怕的场景。
be doing sth. when...正在做某事这时(突然)……。when为并列连词,相当于and just at that time。be about to do...when ...正要做……这时……be on the point of doing...when...正要做……这时……had just done...when...刚刚做完……这时……
经典句式
1
(1)I was walking along the street when I heard my name called.我正在街上走着,突然听到有人叫我的名字。(2)I was on the point of telephoning him when his letter arrived.我正要给他打电话,这时他的信到了。(3)We were about to start it began to rain.我们正要动身,这时突然下起雨来。(4)I had just finished my test paper ,announcing the exam was over.我刚完成试卷这时宣告考试结束的铃声响了。
when
when the bell rang
2
Fortunately,not everyone who watched the film Jaws became afraid of sharks... 幸运的是,并不是所有看过《大白鲨》这部电影的人都害怕鲨鱼……
该句是表示部分否定的句型。not everyone ...=everyone ...not ...,意为“并非每个人都……”。当not与all, both, everyone, everybody, everything以及“every+名词”出现在同一个句子中时,不管not在它们之前还是之后都表示部分否定。
(1)Every boy is not interested in sports.= is interested in sports.并非所有的男孩都喜欢运动。(2)As far as I know,not both of them smoke.=As far as I know,____________ .据我所知,他们俩不都抽烟。注意:当表示完全否定意义时,英语中常用no,none,nobody,nothing,no one,neither等词与谓语动词的肯定式连用来表达。(3)None of us was allowed to go there.我们全都不被允许去那里。
Not every boy
both of them
don’t smoke
PART 3
达标检测
当堂检测 基础达标演练
1.The girl (refer) to in his speech was an excellent player.2.We were all scared death when we found the ground was shaking.3.The advertisement (target) on the old and it is a great success.4.Nowadays many school children devote too much time to (play) computer games.5.The earthquake did damage the area where many houses fell down and many people were trapped in ruins.
Ⅰ.单句语法填空
referred
to
is targeted
playing
to
6.John was studying in his room he heard someone screaming.7.It is a fact that our products (affect) by imported(进口的) goods at present.8.She has been absent from work to her illness for weeks,which makes her boss worried.
when
are being affected
due
9.If you don’t know the word’s meaning, .如果你不知道这个单词的意思,可以查词典。10.I when I saw the lion coming up to me.当看到狮子朝我走来时,我吓得要死。11.I I heard a cry for help.我正沿着河边走,突然我听见求助的叫喊声。12. to work.= to work.并非每个人都喜欢骑自行车上班。
Ⅱ.完成句子
you can refer to the dictionary
was scared to death
was walking along the river when
Not everyone is fond of cycling
Everyone isn’t fond of cycling
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