2018~2019学年高二英语新概念第二册lesson_55课件

1、Lesson 55 Not a gold mineDiscussion 1. What do the miners use to detect gold or other metal?A metal revealer2. What are miners usually armed with when they go into the cave?They are armed with helmet, revealer, professional equipments.3. Besides miners, who will take the risk to find gold?A search p

2、arty4. Who will bury the gold in the cave?The pirates5. Do people usually find the lost treasure or not?Listen and answerWhat did the team find?They found a small worthless gold coin, and an empty tin trunk.1. Is “The Revealer” a new machine or an old machine? What is it used for?(which)The revealer

3、 is a new machine which is used for detecting gold.2. Did a search party use this machine or not? Where did they try to find gold recently?(using the machine)Using the machine, a search party tried to find gold recently in a cave.3. Did they examine the cave thoroughly or not? What did they find? Wa

4、s it valuable or was it practically worthless?(Althoughwhich)Although they examined the cave thoroughly, they found a small gold coin which was practically worthless.4. What do people believe the machine may reveal?(However)However, many people believe that the machine may reveal something of value

5、fairly soon. The Revealeris a new machine which is used for detecting buried gold. Using this machine, a search party recently tried to find gold in a cave near the seashore. Although they examined the cave thoroughly they only found a small gold coin which was practically worthless. However many pe

6、ople believe that the machine may reveal something of value soon. (60 words) Further thinking 1. What do you think of the people in search party?ConfidentOptimisticDeterminedProfessionalSkilledCurious2. If you were a member of the party, would you stick to the search? Why?3. If someone finds some ob

7、jects of historical value, do you think the object should belong to the nation or the finder? Why? Give your reasons.Language points被用来做过去常常做某事习惯于做某事用.武装某人. 的入口挖了个洞空铁皮箱不顾 不管 对某事有信心探出有价值的东西be used to doused to do be used to doingarmwith /be armed with entrance to/of dig a hole an empty tin trunkin sp

8、ite ofbe confident of be confident that reveal sth of valuereveal sth 1. 遗失的宝藏遗失的宝藏/被埋藏了的宝藏被埋藏了的宝藏 lost treasure/buried treasure 2.一种叫做一种叫做“探宝器探宝器”的新机器的新机器 a new machine called “The Revealer” 单个的过去分词作定语时一般兼有单个的过去分词作定语时一般兼有被动和完成被动和完成的意义，常作前置定语的意义，常作前置定语。 过去分词如是过去分词如是词组作后置定语词组作后置定语，表示，表示被动被动或或完完成成意义。相

9、当于一个定语从句意义。相当于一个定语从句被污染的水被污染的水 polluted water一枚用过的邮票一枚用过的邮票a used stamp落叶落叶fallen leavesa new machine which/that is called “The Revealer”一名退休教师一名退休教师a retired teacher-ing表主动、进行；表主动、进行；-ed表被动、完成表被动、完成-ed 作定语与作定语与-ing 作定语的区别：作定语的区别：the falling leaves the fallen leaves落叶（正往下落的落叶（正往下落的)落叶（已落到地面的落叶（已落到地面

10、的)（正在沸腾的（正在沸腾的) )（已经沸腾过的）（已经沸腾过的）boiling waterboiled water( (发展中的发展中的) )（发达的）（发达的）a developing countrya developed country 3. Armed with the new machine, a search party 4. Very excited, the party dug a hole Lost in thought, he knocked into the wall. Tired of sleeping on the floor, he decided to buy a

11、 real bed . gold n. 金子金子 gold watch/ring golden adj. 金色的金色的, 宝贵的宝贵的 Silence is golden. golden opportunity 宝贵的机会宝贵的机会 mine （1） 我的我的 eg. He is a friend of mine .（2） 矿矿 coal mine;gold-mine a mine worker a miner矿工矿工 mineral adj. minrl 矿矿石石 的的 mineral water 礦泉水礦泉水New words and expressionsDreams of findin

12、g lost treasure almost came true recently. dream n. 梦想梦想dreams come true 梦想成真梦想成真dreams ended 梦想破灭了梦想破灭了, 梦断了梦断了 v. 做梦做梦 dream of doing sth.I dream of flying in the sky. come true 变成现实变成现实 实现实现 （无被动语态）（无被动语态）他梦想成真。他梦想成真。His dream came true .He realized his dream .（his dream was realized.）His dream w

13、as fulfilled/ achieved. A new machine called The Revealer hasbeen invented and it has been used to detect gold which has been buried in the ground. revealer n. 探测器探测器reveal v. 透露透露 泄露泄露 揭露揭露reveal sth to sb她把秘密向她的男朋友透露了她把秘密向她的男朋友透露了。 She revealed the secret to her boyfriend . detect v. 探测探测A machine

14、 was used to detect gold . detector n. 探探测测器器 detective n. 侦探侦探 be used to do 被用于做某事被用于做某事 used to do 过去常常做某事过去常常做某事be used to doing 习惯于做某事习惯于做某事He work sixteen hours a day .1.We live in the city. 3. He always scented soap(香皂).4. He buy two bars of chocolate a day .5. I couldnt stand the noise at fi

15、rst but I it now.6. I swimming in cold water .7. This tool cut . used toused tousesused toam used toam used tois used to pirate （1） n. 海盗海盗（可做定語）（可做定語） a pirate ship / flag 海盜船海盜船/旗帜旗帜（2） n. 盜印、盜版盜印、盜版 （可做定語）（可做定語）a pirate video / tape 盜版盜版视频视频 /磁帶磁帶Armed with the new machine, a search party went in

16、to the cave hoping to find buried treasure. arm arm in arm shoulder to shoulder hand in hand face to faceheart to heart （2） v. 武装武装arm sb with 用用.武裝某人武裝某人 be armed with 用用.来武装来武装The youth should be armed with knowledge.Very excited, the party dug a hole two feel deep. Very excited 形容词短语做状语 (位于句首时，多用

17、于说明原因或说明动作发生时主语的状态。)对睡地板感到厌倦，他决定买张真正的床。 Tired of sleeping on the floor, he decided to buy a real bed . In spite of this, many people are confident that The Revealer may reveal something of value fairly soon.In spite of = despite尽管尽管confident adj. 有信心的有信心的 confidence n. 信心信心 be confident of + n./doin

18、g sth. 他相信一定能成功。他相信一定能成功。He is confident of success . 我们相信一定能学好英语。我们相信一定能学好英语。We are confident of studying English well. be confident that +从句从句她相信一定能赢得这场比赛。她相信一定能赢得这场比赛。She is confident that she will win the race . something of value=something valuableThe news is of importance to us. =The news is important to us.Blank filling for review 1. We call those who sail on sea and attack other ships in order to steal from them_.2. Stories a