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1、Unit 1 A land of diversity.重要单词聚焦1 n差别；区分；卓著2n. 手段；方法3 n. 大多数；大半4n. 苦难；困苦5 vt. 选择；决定做某事；选举某人6 n. (人口、贸易的)繁荣 vi. 处于经济迅速发展时期distinctionmeansmajorityhardshipelectboom7 n. 地极；电极；磁极8n. 申请人9n. 海关；关税；进口税10vi. 发生；出现11 n. 牛(总称)12vt. 指出；标示；表明；暗示13 n. 行李(美baggage)14 (shaved；shaved，shaven) vt.& vi.刮；剃15 adj. 显而
2、易见的；显然的；表面上的16 vi. 滑动；滑行；滑跤poleapplicantcustomsoccurcattleindicateluggageshaveapparentslipn. 滑动；滑倒17 vt.& n. 租用；雇用18 adv. 无处；到处都无19 n. 处罚；惩罚20 n. 正义；公平21vt.& vi. 改；新 n. 改；改造；改良22vt.& n. 抓住；抓紧；掌握；领会23adj. 感激的；感谢的hirenowherepunishmentjusticereformgraspthankful.重点短语扫描1live 继续存在；继续生存2by of. 用办法；借助3make
3、a 习惯于新的生活方式、工作等4keep 坚持；维持；沿袭(风俗、传统等)5 up with 与合作或一起工作6mark 画线；标出界线7Take 包括；吸收8a great/good 许多；很多onmeanslifeupteamoutin many9apply 申请；请示得到10in 另外11 ones dream 实现梦想12 the view 欣赏风景foradditionachieveadmire.课文原句突破1Scientists believe that these settlers crossed the Bering Strait in the Arctic to Americ
4、a by means of a land bridge which existed in prehistoric times.信息提取by means of用某种办法，借助于某事物。例句仿写思想可以借助于音乐来表达。Thoughts can also_ _ _ _ _ _.【答案】be expressed by means of music2By the time California elected to become the thirtyfirst federal state of the USA in 1850，it was already a multicultural society
5、.信息提取by the time连词，意为“到时”。例句仿写当他14岁的时候，他就已经自学了数学。_ _ _ _ _ _ _ _he had learnt maths by himself.【答案】By the time he was fourteen years old3However，it is likely that Native Americans were living in California at least fifteen thousand years ago.信息提取It is likely that.有可能。例句仿写他有可能不参加会议_ _ _ _ _ _ _ _the
6、meeting.【答案】It is likely that he will not attend4It is believed that before long the mix of nationalities will be so great that there will be no distinct major racial or cultural groups，but simply a mixture of many races and cultures.信息提取It is believed that.人们相信。例句仿写人们相信辛勤工作就能成功。_ _ _ _hard work can
7、 lead to success.【答案】It is believed thatmeans n手段；方法As is known to us，telephone is a useful means of communication.众所周知，电话是一种有用的通讯工具。Every possible means has been used to prevent the air pollution，but the sky is still not very clear.为防止空气污染，每种可能的方法都已用过了，但天空仍然不清澈。(1)by means of 借用，依靠We express our fe
8、elings by means of words.我们用语言来表达感情。(2)by no meansnot at all一点也不By no means am I satisfied with my present job.我对目前的工作一点也不满意。(3)by this means通过这种方式You can do it by this means.你可以用这种办法去做。 (4)by all means 可以，当然行，务必May I use your bicycle?我可以用你的自行车吗？By all means！当然可以！1In many places in China，_bicycle is
9、 still_popular means of transportation.Aa；theB/；aCthe；a Dthe；the【解析】句意为：在中国的许多地方，自行车仍然是一种受欢迎的交通工具。“the单数名词”指的是整个类别，这个类别是可以区别于另外一个类别的。而popular means of transportation应该有很多种，自行车只是其中一种，故用不定冠词a。【答案】Cmajority n大多数；大半He won the seat with a majority of 71 votes.他以71票的优势赢得了该席位。A majority of people believe s
10、moking is harmful to health.大多数人相信吸烟有害健康。(1)单独用做主语，谓语动词用单数、复数均可。The majority were/was against the plan.大多数人反对这个计划。(2)单独用做主语，如果后面的表语是复数，那么谓语动词也用复数。The majority who attended the meeting yesterday are students.昨天参加会议的大多数是学生。The majority of the damage is easy to repair.这次的损失大部分容易补救。2Dont worry about the
11、 present situation in the world；_of people prefer peace to war.Athe most Bthe great partCthe majority Dthe number【答案】COccur(1)vi.发生I was going along the street looking for a place to park when the accident occurred.我正沿街寻找停车点时，突然发生了事故。Just then an idea occurred to me.就在那时，我想起了一个主意。It occurred to her
12、that she might adopt a homeless child.她突然想她可能会收养一个无家可归的孩子。Then a practical idea hit/struck/occurred to her!那时他突然想到一个切合实际的主意！It suddenly struck me how we could improve the situation.我一下子明白我们如何改善局面了。It suddenly occurred to me that we could use a computer to do the job.我突然想到我们可以用计算机来做这项工作。3Why are you
13、so late?I was in half the way when it_to me that I had left my notebook home，so I had to fetch it.Aoccurred BhitChappened Dreminded【解析】答语意为：走到半路时，我突然想起我把笔记本忘在家里了，因此我不得不回去取。It occurred to sb.为一固定句型，意为“某人突然想起”。【答案】Akeep up 坚持，维持，沿袭(风俗、传统等)We sang as we marched to keep our spirits up.我们一面行进一面唱歌以保持高昂的情绪。We should keep up our good traditions.我们应该沿袭我们的优良传统。I hope the fine weather will keep up.我希望好天气能保持下去。(1)keep (on) doing sth.继续、重复做某事(2)keep sb.from doing sth.阻止某人做某事(3)keep on继续(4)keep up with.跟上，与同步前进She kept on working although she was tired.她虽疲劳但仍继续工作。Dave couldnt keep up with th
