新概念第二册Lesson 43 Over the South Pole 讲义

资源下载
  1. 二一教育资源

新概念第二册Lesson 43 Over the South Pole 讲义

资源简介

新概念第二册
Lesson 43 Over the South Pole
单词精讲
pole /po / n.(地球的)极
Polar bears live in the Arctic near the North Pole.
(北极熊生活在北极附近的北冰洋。)
搭配:
与动词搭配:
“reach the pole”(到达极地)
Many explorers have tried to reach the South Pole.(许多探险家试图到达南极。)
“study the poles”(研究极地)
Scientists study the poles to understand climate change.
(科学家们研究极地以了解气候变化。)
与形容词搭配:
“polar pole”(极地的极)
The polar pole regions have extreme climates.(极地地区有极端的气候。)
“icy pole”(冰冷的极地)
The icy pole is home to unique wildlife.(冰冷的极地是独特野生动物的家园。)
seem /si m/ v.似乎,好像
seem + as if 看起来似乎……
He seems as if he had never lived in England before.
seem + adj.He seems rich.seem to be
He seems to be rich.seem that… 看起来似乎
……It seems that he is rich.
flight /fla t/ n.飞行
表示“飞行”,既可以指鸟类、昆虫等的飞行,也可以指飞机、航天器等的飞行。
The flight of the birds was beautiful.(鸟儿的飞行很美丽。)
The flight to Paris took three hours.(飞往巴黎的航程耗时三小时。)
表示“航班”,是飞机按照预定时间表进行的一次飞行旅程。
I missed my flight.(我错过了我的航班。)
表示“楼梯的一段”,例如:
There are three flights of stairs to reach the top floor.(到达顶楼有三段楼梯。)
搭配:
与动词搭配:
“take a flight”(乘坐航班)
She took a flight to New York last week.(她上周乘坐航班去了纽约。)
“cancel a flight”(取消航班)
The airline cancelled the flight due to bad weather.
(由于天气恶劣,航空公司取消了航班。)
与形容词搭配:
“long - flight”(长途飞行)
A long - flight can be tiring.(长途飞行可能会很累人。)
“direct flight”(直飞航班)
I prefer to take a direct flight.(我更喜欢乘坐直飞航班。)
crash /kr / v.坠毁
(从上向下掉);n. 冲突, 撞击声, 抵触 aircrash 空难 , carcrash 车祸strike
v. 撞击collide
vi.碰撞, 抵触(两个都运动的东西相撞)
explorer / k spl r r/ n.探险家
“explorer”主要表示“探险家”或“勘探者”。
指那些勇于探索未知领域、进行冒险旅行或科学考察的人,例如:
Christopher Columbus was a famous explorer.
(克里斯托弗·哥伦布是一位著名的探险家。)
在某些语境下,“explorer”还可以指“探测器”或“探索工具”,例如:
The Mars explorer sent back valuable data.(火星探测器发回了宝贵的数据。)
搭配
与动词搭配:
“embark on an exploration”(开始探险)
The explorer embarked on a dangerous exploration of the Amazon rainforest.
(这位探险家开始了对亚马逊雨林的危险探险。)
“lead an expedition”(领导探险队)
He led an expedition to the North Pole.(他领导了一支北极探险队。)
与形容词搭配:
“intrepid explorer”(无畏的探险家)
The intrepid explorer faced many challenges during his journey.
(这位无畏的探险家在旅途中面临了许多挑战。)
“famous explorer”(著名的探险家)
Marco Polo was a famous explorer who traveled to Asia.
(马可·波罗是一位著名的探险家,他曾到亚洲旅行。)
sack /s k/n.袋子
“sack”主要表示“袋子”。
通常指的是用粗布、麻袋等材料制成的大袋子,可用于装各种物品,例如:
He carried a sack of potatoes on his back.(他背着一袋土豆。)
在一些特定语境下,“sack”还可以表示“一袋(的量)”,例如:
We bought a sack of flour.(我们买了一袋面粉。)
搭配:
与动词搭配:
“fill a sack”(装满袋子),例如:They filled the sack with sand.(他们把沙子装满袋子。)
“empty a sack”(倒空袋子),例如:He emptied the sack of its contents.(他把袋子里的东西倒空了。)
与形容词搭配:
“large sack”(大袋子),例如:The large sack can hold a lot of things.(这个大袋子能装很多东西。)
“empty sack”(空袋子),例如:The empty sack lay on the floor.(空袋子躺在地板上。)
lie /la / v.处于
vi. (lay[lei],lain[lein]) 处于,位于(+地点)
The mountains lie below us now.The town lies to the east of London.
vi. (lay[lei],lain[lein]) 躺,(平)卧lie 现在分词--> lyingstay in bed = lie in bed 躺在床上While I sat by the fire, my dog lay beside me.
vt.(lied,lied) 撒谎tell a lie 撒谎You lied. = You lied to me.你骗人! 你撒谎! You,liar! 你, 骗子! (liar n.(惯于)说谎者)
n.谎言 lay (laid,laid)
vt. 放,放置lay sth.
vt. 下蛋, 产卵lay an egg 下一个蛋hang(hung,hung) 挂,悬挂hang(hanged,hanged) 绞刑
clear /kl r/v.越过
v. (凌空、不接触地)越过, 跳过,没有接触面的飞跃
clear the mountain 飞跃山峰The horse cleared the fense. (fense n.篱笆,栅栏,墙 v.围住,防护)over adv. 越过(距离)go over飞跃
serious / s ri s/ adj.严重的
词义:表示“严重的”,常用来形容情况、问题等的严重性。
He has a serious illness.(他患有严重的疾病。)
表示“严肃的、庄重的”,用于形容人的态度、表情或氛围等。
The teacher has a serious look on his face.(老师脸上带着严肃的表情。)
还可以表示“认真的”
Are you serious about learning French (你对学习法语是认真的吗?)
搭配
与名词搭配:
“serious problem”(严重的问题)
Pollution is a serious problem in many cities.(污染是许多城市的一个严重问题。)
“serious matter”(严肃的事情)
This is a very serious matter that needs immediate attention.
(这是一件非常严肃的事情,需要立即关注。)
与动词搭配:
“take something seriously”(认真对待某事)
You should take your studies seriously.(你应该认真对待你的学业。)
aircraft / erkr ft/ n.飞机
词源:“aircraft”由“air”(空气、天空)和“craft”(工艺、手艺、航空器)组搭配:
与动词搭配:
“fly an aircraft”(驾驶飞机)
He learned to fly an aircraft at a young age.(他年轻时就学会了驾驶飞机。)
“board an aircraft”(登机)
Passengers are boarding the aircraft.(乘客们正在登机。)
与形容词搭配:
“military aircraft”(军用飞机)
The military aircraft flew over the base.(军用飞机飞过基地。)
“commercial aircraft”(商用飞机)
Commercial aircraft are designed for passenger and cargo transport.
(商用飞机是为客运和货运设计的。)
point /p nt/ n.地点
point 点,一般指从飞机上向下看的点地点 place,中的 “.” 读为dot(点)@读为 at
endless / endl s/adj.无尽的
词源:“endless”由“end”(结尾、尽头)和后缀“-less”(表示“没有”)组成。“end”源自古英语“ende”,所以“endless”的字面意思就是“没有尽头的”。
词义:用于形容时间或空间上没有尽头的事物,例如:
The desert seemed endless.(这片沙漠似乎无边无际。)
也可形容事物数量多到感觉没有尽头
She has endless patience with her students.(她对她的学生有无限的耐心。)
还可以表示不间断的持续,例如:
The baby's endless crying made her mother very tired.
(婴儿没完没了的哭声让她妈妈非常疲惫。)
搭配:
与名词搭配:
“endless possibilities”(无限的可能性)
The new technology brings endless possibilities for our future.
(这项新技术为我们的未来带来了无限的可能性。)
“endless cycle”(无尽的循环)
We seem to be in an endless cycle of work and rest.
(我们似乎处于一个无休止的工作与休息的循环之中。)
与动词搭配:
“seem endless”(似乎无尽头)
The meeting seemed endless.(这个会议似乎没完没了。)
同义词与反义词
同义词:
“infinite”,也表示无限的,在数学和哲学概念中使用较多
The universe may be infinite.(宇宙可能是无限的。)
“boundless”,表示没有边界的,侧重于空间概念
His ambition was boundless.(他的野心是无止境的。)
反义词:
“finite”,表示有限的,与“endless”相反
Our resources are finite.(我们的资源是有限的。)
“limited”,表示有限的、受限制的
The time available is limited.(可用的时间是有限的。)
plain /ple n/ n.平原
plain girl 平凡的女孩I'm a plain girl.mountains n. 高山
重点句型
can / be able to
can只有现在是和过去时,can-could,此外could有时并不强调过去时而表请求,更加礼貌,客气。be able to可用于各种时态。
Can I use your telephone Could I use your telephone He‘ll come if he can.
He'll come if he is able to.
2.当我们要表明一个动作已经成功地完成的时候,我们必须用was/were able to, 不能用could.
He was able to go to London yesterday and he enjoyed himself very much.他昨天去了伦敦,而且玩得非常高兴。
He was able to leave Europe before the war began.
他在战争开始之前就己经离开了欧洲。
3.情态助动词can/could用于表示请求别人允许或答复时的情况: Can/Could I borrow your pen can有时可以表示可能性:
I can have lunch with you tomorrow if you like.
4.表示天生的或学到的能力时,can/could可用于现在时和过去时,can/could与be able to通常可以互换.
I could drive a car by the time I was sixteen.
I tried again and found I could/was able to swim.
5.表示将来的“能力”时,则用will be able to:
Can Jane swim yet No, but she’ll be able to swim in a few months’ time.
6.在谈到说话时正在发生的事时,一般不用be able to:
Look! I can stand on my head.
在表示成功地完成某一具体动作时,通常不用could,而用be able to;如果表示某一动作没有取得成功,则可用couldn’t:
It’s pity he couldn’t visit Mary. Oh, didn’t you know He was able to visit her after all. He was able to leave Europe before the war began.
他在战争开始之前得以离开欧洲。
He was able to go to London yesterday and he enjoyed himself very much.
在问及过去某一具体活动时可用could,但回答是肯定的时候则不能:
Could he borrow a car Yes, he was able to borrow a car after all./No, he couldn’t.
课文精讲
In 1929, three years after his flight over the North Pole, the American explorer, R.E. Byrd, successfully flew over the South Pole for the first time.
英国探险家R.E.伯德在飞越3年之后,于1929年第一次飞越了南极。
for the first time 第一次(time表示“次,回”,还 可以说this time,last time,next time,another time,each time,for the last time等) I remind you for the last time that if you don’t hurry, you’ll miss the train. Give him these photos next time you see him.
Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, they soon ran into serious trouble.
虽然开始时伯德和他的助手们拍下了飞机下面连绵群山的大量照片,但他们很快就陷入了困境。
连词though引导让步状语从句,其含义是“虽然……,尽管……” Although/Though/Even though I felt sorry for him ,I was secretly pleased that he was having difficulties. 虽然我为他感到惋惜,但对他的困难我却暗自高兴。take a photograph of… 拍……的照片 He took a photograph of his house before he left home.run into trouble = get into trouble 遇到麻烦,陷入困境 Each time he ran into trouble, he asked his parents for help.
At one point, it seemed certain that their plane would crash.
在有个地方,飞机似乎肯定要坠毁了。
at one point 在某一地方,在某一时刻(point 也指时间上的某一点) At one point, he made up his mind to become a painter.他曾一度下决心要当个画家。it为先行主语,真正的主语为that 引导的从句。it作先行主语时经常与seem,appear,look等连用: It now looks certain that the meeting is going to be put off. 现在似乎可以肯定会议将被推迟
It could only get over the mountains if it rose to 10,000 feet.
rise to … 上升至……
The plane was then able to rise and it cleared the mountains by 400 feet.
于是飞机可以上升了,它在离山头400英尺的高度飞越了过去。
by表示“相差,以……之差”的意思 I missed the train by ten minutes. 我晚了10分钟,没赶上火车。 He is younger than me by two years. 他比我小两岁。

展开更多......

收起↑

资源预览