2013-2014学年高二英语选修8同步辅导与检测课件：UNIT 5 MEETING YOUR ANCESTORS 第2学时.ppt

1、第二学时Learning about Language词语链接1Can you think of the alternatives we would use today?(P.37)你能想到我们今天也许用得上的替换物吗？alternativen.替换物；选择的余地alternatively adv.随便地，可选择地program alternative 方案抉择have no alternative but.除外别无选择；只有；只好have no choice but to do sth.除外别无选择；只有；只好即学即练完成下列句子。(1)The way to the city was blo

2、cked,so we had to go there _(改道)(2)If you want to be admitted to a key university,you _(别无选择，只能比以前用功)(1)by an alternative road(2)will have no alternative but to work much harder词语链接2You must be aware that its here that weve found evidence of some of the earliest people who lived in this part of the

3、world.(P.38)想必你们知道，正是在这儿我们找到了居住在世界这个部分的最早人类的证据。aware adj.意识到的；知道的unaware 不知道的，不清楚的be/become aware of sth.知道；意识到be aware that.知道；意识到即学即练完成下列句子。(1)Once you _(意识到学习外语的重要性),you will learn it more actively.(2)Though most smokers _(知道吸烟的危害),they wont give it up.(1)are aware of the importance of learning a

4、 foreign language(2)are aware of the dangers of smoking3.Im sorry to interrupt you but how could they live here?(P.38)对不起，打断你的谈话。可是他们怎么能住在这种地方呢？interrupt v打断；中断The First World War interrupted his study in Germany.(His study in Germany was interrupted by the First World War.)第一次世界大战中断了他在德国的学习。The lou

5、d noise from her neighbors interrupted her study.邻居家传来的嘈杂声打扰了她的学习。词语链接4.So we think it is reasonable to assume(that)they lived in these caves，regardless of the cold.(P.38)因此，我们有理由认为他们不顾严寒，就住在这些洞穴里。assume vt.假设；设想；装作assumption n.假定；假设assumable adj.假设的；可假定的The scientists assume that there are living t

6、hings on the Mars.科学家们设想火星上有生物。When blamed by the classmates,she assumed a look of innocence.当同学们责备她时，她装出一副无辜的表情。词语辨析：assume；guess；imagineassume表示假设、设想、认为，指很少或完全无根据的心理推测，并非合乎逻辑的推理，或指为论证而提出有一定根据的假设。She is always assuming the worst,which of course is not good for her health.她总往坏处想，这对她的健康当然没好处。guess 表示

7、猜测、猜想，是最常用的词之一，指毫无根据、仅凭个人主观臆断或碰运气的猜测。No one can guess what will happen to the poor child in the future.谁也无法猜测这个可怜的孩子将来会遭遇什么事情。imagine 表示想象，指毫无根据、随意想象可在脑海中构成的清晰的明确的图像。He imagines walking on the moon with his family happily.他幻想与家人漫步月球的情景。即学即练A选用上述单词完成下列句子。(1)What you _ is proved to be unreasonable,so

8、you must forget all about your _.(2)I never _ that my son should have been accepted by Beijing University.He is too lucky.(3)Can you _ who will come to our party?Mr.White,chairman of the board.(1)assumed,assumption(2)imagined(3)guessregardless of不管，不顾She is determined to go to study abroad,regardles

9、s of the fact that her family is not rich.尽管她家不富有，她还是决定到国外留学。The girl decided to go to Africa to look for her elder sister，regardless of the danger.不管有多危险，这个女孩还是决定去非洲寻找她的姐姐。词语辨析：despite；in spite ofdespite.虽然，尽管，不顾，语气较弱，多用于诗歌或正式的文体中。Despite the fact that he remained weak after the operation，Peter wen

10、t to Paris.尽管手术后他还很虚弱，但彼德还是去了巴黎。in spite of虽然，尽管，不顾；多用于书面语，语气较重，表示不管遇到什么障碍、干扰和反对也坚持要干。In spite of all his efforts,he failed in his college entrance examination.尽管付出了努力，他高考还是失败了。温馨提示：although,though 也有“虽然，尽管，不顾”的意思，但是它们后面一定要跟句子，不能跟短语。in spite of,regardless of后只能接名词或短语。此外，although,though不能和but连用。Altho

11、ugh it was raining heavily outside,the woman was still wandering in the street,looking for her lost son.Regardless of/In spite of/Despite the heavy rain,the woman was still wandering in the street,searching for her lost son.用regardless of,despite,in spite of,though,although填空。(1)_ her wealth left by

12、 her grandparents,Mary went to work in a big company.(2)They had to march on _the cold,the snow and the strong wind.(3)_ he has tried his best,he failed to persuade his uncle to stop smoking.即学即练B(1)Regardless of(2)in spite of(3)Although/Though5That would have kept them warm,cooked the food and scar

13、ed wild beasts away as well.(P.38)他们用这火取暖、做饭，还能用火吓跑野兽。would/mighthave done想必，肯定是。表示假想的过去的动作或事情。即学即练完成下列句子。(1)John _(可能知道真相)but refused to tell us.(2)The animals _(肯定可以过更好的生活)if people had paid enough attention to protecting the environment.(1)would/might have known the truth(2)would have lived in a

14、better condition/may have lived better词语链接6It seems that they used sharpened stone tools to cut up animals and remove their skin.(P.38)看样子他们可能是用磨尖的石器来切割野兽并剥皮的。cut up切碎；使受苦，使悲伤cut down缩短；改小；缩小；砍伐cut in 插嘴；打断；超车抢道cut off切断，阻断；使分离，使隔绝cut short中断，打断cut through穿过，挤进即学即练A选用上述词语完成下列句子。(1)cut up(2)cut down(

15、3)cut in(4)cut through(1)He the meat.(2)I recommended that you should the cost.(3)As we were talking,she with a question.(4)He a forest to get home.构词知识“形容词 en”构成动词。sharp(尖的)sharpen(削尖)soft(软的)soften(变软，软化)short(短的)shorten(缩短，删减)wide(宽的)widen(加宽，拓宽)ripe(熟的)ripen(成熟)B完成下列句子。(1)We plan to _(扩路).(2)Ple

16、ase _(将作文删短些).Its too long.(3)They picked fruit when it _(成熟)(1)widen the road(2)shorten your composition (3)ripened词语链接7After that they would rub an ample amount of salt into the skin to make it soft.(P.37)然后，他们可能把很多盐擦进兽皮里，使之变软。ample adj.充裕的，足够的amply adv.充裕地；充足地ampleness n.充足；充裕ample evidence 充分的证据

17、an ample reward 优厚的报酬即学即练词语辨析：ample；enough两者都表示充足的，充裕的，意思是“很多，超过所需求的数量”，但是后者比较常用。enough作定语时可以前置或后置，但是如果修饰形容词或副词时，enough必须后置。完成下列句子。(1)We have _(充足的旅费).(2)There was _(足够的时间)to get to the airport.(1)ample/enough money for the journey(2)ample/enough time(3)We need not go and buy food today.There is sti

18、ll _ vegetables,meat and drinks in the refrigerator.(4)He has money _ to buy a bigger house now.(5)The poor old man was not strong _ to lift such a heavy box.(6)He spoke slowly _ but I still could not catch him.(3)enough(4)enough(5)enough(6)enough词语链接8Yes and so well preserved.(P.39)是的，还保存得很好呢。prese

19、rve v.保存，保护，收藏；保持，维持preservation n保护；保存；维持the preservation of sth.的保护preserve sb.from.保护某人以免即学即练完成下列句子。(1)People used to _(保存肉和鱼)in salt.(2)One of their duties is _(维持公共秩序)(3)The association was set up to _ endangered animals _extinction.(4)The focus of today was the _ of jobs.(1)preserve meat or fi

20、sh(2)to preserve public order(3)preserve,from(4)preservation9长难句结构分析(1)You must be aware主语 谓语that its here that weve found evidence of some of the earliest peoplewho lived in this part of the world.宾语从句 定语从句(修饰people)(2)We have been excavating主语 谓语layers of ash almost six meters thick,宾语which sugges

21、ts that they might have kept the fire burning all winter.非限制性定语从句即学即练翻译下列句子，并分析其结构。(1)你必须记住，当我们身处困境时，是你的叔叔给了我们最大的帮助。_(2)年轻人在门外一直等了两个小时，这当然会引起住在附近的人们的注意。_(1)Youmust remember主语 谓语 that its your uncle who offered us his greatest help 宾语从句 when we were in trouble.时间状语从句(2)The young man has been waiting

22、outside the house主语 谓语 地点状语for about two hours,which of course 时间状语 定语从句arrested the attention of the people living nearby.一、用所给单词的适当形式完成句子。1We should_(analysis)the problem so that we can solve it.2He shows great _(skillful)at playing basketball.1analyze2.skill3.radioactivity3Some rare metals have （

23、radioactive）.6There is a beautiful _(botany)garden in Guangzhou.7The police made a _(system)search of the building.4.Starvation 5mess6.botanical7.systematic 4The old woman died of （starve）.5The spilt milk made a terrible (messy)on the carpet.二、词语活用用与aware相关的词语完成下列小段落。At first I(1)_ the importance of

24、 learning English.One day I was walking in a park in Tianhe,when a foreigner asked me where he could wash his hands.I led him to a stand that sold water.He looked disappointed and very worried.I was not(2)_the fact that he wanted to go to the toilet.It was this experience that made me(3)_ I must lea

25、rn English well.(1)was unaware of(2)aware of(3)aware that三、动词专练用所给动词的适当形式填空。1Having heard wolves _ in the forest,Lala _ her walk up the path to the caves fearing that there might be wild beasts lying in wait for her.(howl,accelerate)2It seems that they used the _ stone tools _ up animals and remove

26、their skin.(sharp,cut)3He got a fine for _ in public.(spit)4Mr.Best _ for speeding yesterday.(arrest)5_ that it is true,what should we do now?(assume)1.howling,accelerated2.sharpened,to cut3.spitting4.was arrested5.Assuming 四、完成下列句子。1.The road must _(拓宽)2.This case was used _(保存食物)in this part of the country.3.I saw a boy _(砍柴)when I passed the small village.4._(你意识到)how important water is to human beings?1.be widened 2.to preserve food3.cutting up the wood4.Are you aware