人教版英语必修三Unit 5　Canada—“The True North”知识点课件39张

课件39张PPT。
Book 3　Unit 5　Canada—“The True North”
1.surround vt.包围;围绕
教材原句
①People say it is Canada's most beautiful city, 　surrounded???? by moun-tains and the Pacific Ocean. ◆单句填空
②Some insects take on the color of their 　surroundings???? (surround) to protect themselves.
③ 　Surrounding????(surround) yourself with people who'll provide you
with respect and support can be very beneficial.
④We've all been there: in a lift, in line at the bank or on an airplane, 　sur-rounded???? (surround) by people who are, like us, deeply focused on their smartphones or, worse, struggling with the uncomfortable silence.(2018课标全国Ⅱ)◆句型转换
这个湖被绿树环抱,非常漂亮。
Green trees surround the lake, and it is very beautiful.
→⑤　Surrounded by green trees, the lake is very beautiful????. (用非谓语动词改写)
→⑥　With green trees surrounding the lake, it is very beautiful????. (用with复合结构改写)
→⑦　With green trees surrounding the lake, it is very beautiful????. (用独立主格改写)点拨
(1)surround sb./sth. with sb./sth.使某人/物包围某人/物
be surrounded by/with...被……包围
(2)surrounding adj.周围的
(3)surroundings n.环境(指周围的具体的物质环境)2.measure vi.& vt.测量;衡量;判定n.计量制;计量单位;措施
教材原句
①It is so wet there that the trees are extremely tall,some 　measuring????(measure) over 90 metres. ◆单句填空
②It's generally acknowledged that education shouldn't 　be measured????(measure) only by examination results.
③After the typhoon, people found some tall trees, 　measuring???? (mea-
sure) more than 10 meters, lying on the ground.◆完成句子
④The number of them is less than 1,000,　so I hope you can take effective measures to protect them????.
它们的数量不足1,000只,因此我希望你们能采取有效措施来保护它们。点拨
measure...by...用……来衡量……
be measured by/in用……来衡量/计算
take measures to do sth. 采取措施做某事
[点津]
measure意为“(指尺寸、长短、数量等)量度为”时常用主动形式。3.distance n.距离;远方;遥远;疏远 v.拉开距离;与……疏远
教材原句
①In the 　distance????(distant),they could see the misty cloud that rose from the great Niagara Falls,which is on the south side of the lake.
◆单句填空
②We slept in a tent, cooked over an open fire, and walked a long 　distance????
(distant) to take the shower and use the bathroom.(2017课标全国Ⅰ)◆单句改错
③The boy who is standing in distance has a gift for writing.　in后加the????
④We spotted them waving to us at distance of two hundred yards.
　at后加a????
◆完成句子
那只狗看上去很危险,所以我决定躲远点儿。
⑤The dog looked dangerous, so I decided to 　keep my distance???? from it.点拨
(1)in the distance在远方
at a distance of...在……远的地方
within walking distance在步行距离之内
keep sb. at a distance与某人疏远
keep one's distance from...与……保持一定距离
(2)distant adj.遥远的;远处的;久远的4.impress vt.使印象深刻;使铭记;铭刻;给……留下极深的印象
教材原句
①Describe two or three things that 　impressed????(impress) you most and your feelings when you experienced them.◆单句填空
②Not 　impressed???? (impress) with the quality of your goods, I will cer-tainly not advise others to buy them.
③What was so 　impressive???? (impress) about Jasmine Westland's victo-
ry was that she came first in the marathon bare-footed.
④My first 　impression???? (impress) of him was that he was a kind and thoughtful young man.◆单句改错
⑤The new teacher made good impression on the students by her rich knowledge and humorous talk.　made后加a????
◆一句多译
这次活动给我们留下了深刻的印象。(2016天津书面表达)
⑥　The activity impressed us deeply????.(impress sb.)
⑦　We were deeply impressed with/by the activity????.(be impressed)
⑧　The activity left a deep impression on us????.(leave a deep impression)点拨
(1)impress sth. on/upon sb.使某人意识到某事的重要性
impress sb. with sth.以……给某人留下深刻印象
be impressed by/with 对……印象深刻
(2)impression n.印象;感想
leave a(n)...impression on sb.给某人留下……印象
make an impression留下印象a good impression好的印象
a bad impression坏的印象
be under the impression that...以为……;误以为……
(3)impressive adj.给人深刻印象的;令人钦佩的1.settle down 定居;平静下来;专心于
教材原句
①That afternoon aboard the train,the cousins 　settled???? down in their seats. ◆单句填空
②Wait until the students settle　down????.
③Don't just waste your precious time;settle down 　to???? some seri-ous work.
④You must come and see our new house when we've settled　into????the life here.
⑤With a lot of difficult problems　to settle???? (settle), the newly elected president is having a hard time.◆一句多译
在图中,一个小男孩正在专心读书。
In the picture,?点拨
settle down to sth.开始专注于某事物
settle in/into适应,习惯
settle a problem/an argument 解决问题/争论2.manage to do 设法做成……
教材原句
①Earlier that day, when they crossed the Rocky Mountains, they managed 　to catch????(catch) sight of some mountain goats and even a grizzly bear and an eagle.◆单句填空
②Thank you all the same. I can manage　it????myself.
③Later, engineers managed 　to construct???? (construct) railways in a sys-
tem of deep tunnels(隧道), which became known as the Tube. (2017课标全国Ⅱ)◆选择适当的短语并用其适当形式填空(try to/manage to)
④No matter what happened, I 　tried to???? finish my task on schedule. Luckily, with my teacher's timely help, I 　managed to???? finish it ahead of time.◆完成句子
⑤I carefully analyzed the problem and 　tried to work it out in a different way??. Half an hour later, 　I managed to find the correct answer????.
我仔细分析这个问题,试图用一个不同的方法解决它。半个小时后,我成功地得出了正确答案。
◆单句改错
⑥I felt excited when I caught the sight of a bird. 　去掉the????点拨
manage sb.设法对付某人
manage sth.经营/管理……
manage it能做到
manage on sth.靠……维持生活
manage a smile勉强笑一笑
[辨析]3.catch sight of 看见;瞥见
教材原句
①Earlier that day, when they crossed the Rocky Mountains, they managed to catch sight 　of???? some mountain goats and even a grizzly bear and an eagle.那天一大早,当她们穿越落基山脉时,她们总算看到了一些野山羊,甚至还看到了一只大灰熊和一只鹰。◆一句多译
一看到这幅画,我就想起了中国古代的一个故事。
I think of an ancient Chinese story
②　at the sight of the picture????. (sight)
③　on seeing the picture????.(on doing sth.)
④　as soon as I see the picture????.(as soon as)
⑤　the moment I see the picture????. (the moment)◆单句改错
⑥I felt excited when I caught the sight of a bird. 　去掉the????点拨
(1)lose sight of...看不见;忽略
at the sight of...一看见……
lose one's sight失明
at first sight乍一看
in/within sight看得见,在视野之内
out of sight看不见,在视野之外
(2)nearsighted adj.近视的1.not...until...句型
教材原句
①They were not leaving for Montreal 　until???? later,so they went on a tour of the city.◆完成句子
②They　stayed here until???? last week.
他们一直在这里待到上周。
③Don't leave　until all the work has been finished????.
把所有的工作做完后再离开。
④If I ride a bike, I'll always keep to the right and never cross a road　until the traffic light turns green????.
如果我骑自行车,我总是靠右边走,直到交通灯变绿才过马路。◆同义句转换
He did not realize the importance of the problem until then.
→⑤　Not until then did he realize the importance of the problem????. (倒装句)
→⑥　It was not until then that he realized the importance of the problem???.
(强调句)点拨
(1)如果主句的谓语动词是延续性动词,需用肯定式,表示动作一直持续到until所表示的时间为止;
(2)如果主句的谓语动词是非延续性动词,如go, come, leave, finish等,常用否定式,表示某一动作到until所表示的时间才发生,构成not...until...“直到……才……”。[联想]
(1)在not...until...句型中,可以把not until提到句首,句子或主句用倒装语序;
(2)not...until...句型的强调句式为It is/was not until...that...。
[点津]
若强调until从句中的谓语动作先于主句的谓语动作发生,则从句中的谓语动词使用完成时。2.as far as...远至
教材原句
①It's too bad you can't go as far 　as???? Ottawa, Canada's capital.◆选择适当的短语填空(as well as/as long as/as far as/as good as)
②His parents 　as well as???? he treat me very well.
③　As long as???? you drive carefully, you will be very safe.
④You'll be accompanied　as far as???? the border, and then you must find your own way.
⑤The old machine is kept well and looks 　as good as???? new.◆完成句子
⑥　As far as I know????, he has a gift for swimming.
据我所知,他擅长游泳。
◆写作微练
⑦只要你采纳我的建议,你将会在英语学习方面取得更大进步。
　As long as you follow my advice, you will make greater progress in your English study????.点拨
as/so far as sb. is concerned就某人而言
as far as the eye can see极目所尽
so/as far as I can see依我看
as far as I know据我所知
[辨析]