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1、新概念英语第二册43课单词单词学学习习pole flight explorer lie serious point seem crash sack clear aircraft endless plain n.（地球的）极（地球的）极n.飞行行n.探探险家家v.处于于adj.严重的重的n.地点地点v.似乎似乎v.坠毁n.袋子袋子v.越越过n.飞机机adj.无尽的无尽的n.平原平原pole n.（地球的）极（地球的）极the South Pole 南极南极the North Pole 北极北极Pole Star 北极星北极星explorer n.探探险家家,探探测者者,探探测器器explore
2、v.探探险,探探测,探究探究exploration n.(科研相关科研相关)探探险,探求探求,开开发adventure n.冒冒险(追求刺激追求刺激)venture n.冒冒险(为了了财富富)lie v.处处于于 vi.处处于于,位于位于(+地点地点)现现在在这这条山脉正位于我条山脉正位于我们们的下面。的下面。The mountains lie below us now.小小镇镇位于位于伦伦敦的敦的东东部部The town lies to the east of London.vi.躺，（平）卧躺，（平）卧躺在床上躺在床上stay in bed=lie in bed当我坐在篝火旁的当我坐在篝火
3、旁的时时候，我的狗躺在我的候，我的狗躺在我的旁旁边边。While I sat by the fire,my dog lay beside me.vt.撒撒谎谎tell a lie 撒撒谎谎You lied.=You lied to me.你你骗骗人人!你撒你撒谎谎!You,liar!你你,骗骗子子!n.谎谎言言 seem v.似乎，看起来似乎，看起来seem+as if 看起来似乎看起来似乎他看起来似乎以前从来没有在英国居住他看起来似乎以前从来没有在英国居住过。He seems as if he had never lived in England before.seem+adj.他看起来很有
4、他看起来很有钱。He seems rich.seem to beHe seems to be rich.seem that 看起来似乎看起来似乎It seems that he is rich.clear v.越越过(凌空、不接触地凌空、不接触地)越越过,跳跳过，没有接触面，没有接触面的的飞跃飞跃山峰山峰clear the mountain那匹那匹马越越过了了栅栏The horse cleared the fence.over adv.越越过(距离距离)go over飞跃plain n.平原平原plain girl 平凡的女孩平凡的女孩In 1929,three years after his
5、 flight over the North Pole,the American explorer,R.E.Byrd,successfully flew over the South Pole for the first time.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.At one point,it seemed certain that their
6、 plane would crash.It could only get over the mountains if it rose to 10,000 feet.Byrd at once ordered his men to throw out two heavy food sacks.The plane was then able to rise and it cleared the mountains by 400 feet.Byrd now knew that he would be able to reach the South Pole which was 300 miles aw
7、ay,for there were no more mountains in sight.The aircraft was able to fly over the endless white plains without difficulty.课课文文讲讲解解1、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.for the first time 第一次
8、第一次time表示表示“次，回次，回”，还可以可以说this time，last time，next time，another time，each time，for the last time我最后一次提醒你，如果你不快点，你就我最后一次提醒你，如果你不快点，你就会赶不上火会赶不上火车的。的。I remind you for the last time that if you dont hurry,youll miss the train.下次你下次你见到他的到他的时候，把候，把这些照片些照片给他。他。Give him these photos next time you see him.2、
9、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.连词though引引导让步状步状语从句，其含从句，其含义是是“虽然然，尽管，尽管”。它永。它永远不与不与but连用。用。can.可能性（只用于可能性（只用于现在式和在式和过去式）去式）be able to.可能性可能性,成功地做（可用于各种成功地做（可用于各种时态）take a photograph of 拍拍的
10、照片的照片在他离开家之前，他在他离开家之前，他给他的房子照了他的房子照了张照片。照片。He took a photograph of his house before he left home.run into trouble=get into trouble 遇到麻遇到麻烦，陷入困境陷入困境每次他遇到困每次他遇到困难了，他都向父母了，他都向父母寻求帮助。求帮助。Each time he ran into trouble,he asked his parents for help.3、At one point,it seemed certain that their plane would c
11、rash.at one point 在某一地方，在某一在某一地方，在某一时刻（刻（point也指也指时间上的某一点）上的某一点）他曾一度下决心要当个画家。他曾一度下决心要当个画家。At one point,he made up his mind to become a painter.it为先行主先行主语，真正的主，真正的主语为that引引导的从句。的从句。it作先行主作先行主语时经常与常与seem，appear，look等等连用：用：现在似乎可以肯定会在似乎可以肯定会议将被推将被推迟。It now looks certain that the meeting is going to be put off.4、It could only get over the mountains if it rose to 10,000 feet.rise to 上升至上升至5、The plane was then able to rise and it cleared the mountains by 400 feet.by表示表示“相差，以相差，以之差之差”的意思的意思我晚了我晚了10分分钟，没赶上火，没赶上火车。I missed the train by ten minutes.他比我小两他比我小两岁。He is younger than me by two years.谢谢！