Unit 1Great scientists.重点单词聚焦1We were_(击败，打败) 01 in the football game，which made us very upset.答案：defeated2Some_(专家) in the field of English teaching have been invited to give us a lecture.答案：experts3Environmental pollution is one of the most serious_(挑战) we face.答案：challenges4The police_(怀疑) the man in the red jacket was a criminal，but they didnt have any evidence.答案：suspected5So busy was the mother that she had to ask her neighbor to _(照顾) her baby for a day.答案：attend6After graduating from college，he became an excellent_(内科医生)答案：physician7Happiness，instead of medicine，was the_(治愈方法) for her illness.答案：cure/treatment8People all around the world tried to help the_(受害者) of the earthquake in that area.答案：victims9Richardson_(推断出) from his studies that equality between the sexes is still a long way off.答案：concluded10Youd better not be_(暴露) to the sun too long；it may lead to skin diseases.答案：exposed.重点短语扫描1put 提出2 .to 使显露；暴露3apart 除之外；此外4make 讲得通；有意义5draw a 得出结论6link. .将和联系或连接起来7be with.对严格的8make for为腾地方9be to 应受谴责，应负责任forwardexposefromsenseconclusiontostrictroomblame10be 违背，反对11point of 态度，观点，看法12slow 减速13lead 通向，导致14look 调查againstviewdowntointo.课文原句突破1人们不知道它的病源，也不了解它的治疗方法。_its cause_its cure was understood.答案：Neither；nor2每次暴发霍乱时，都有大批惊恐的老百姓病死。So many thousands of terrified people died_ _ there was an outbreak.答案：every time 3为防止这种情况再度发生，约翰斯诺建议所有水源都要经过检测。_ _ this from happening again，John Snow suggested that the source of all the water supplies_ _.答案：To prevent；be examined4只有当你把太阳放在中心位置上，天空中其他行星的运动才能说得清楚。_ _you put the sun there_the movements of the other planets in the sky make sense.答案：Only if；did5他把太阳固定在太阳系的中心位置上，而行星围绕着它转，只有月球仍绕着地球转。He placed a fixed sun at the centre of the solar system _the planets _round it and only the moon still going round the earth.答案：with；goingconclusion nC，U 结论；结束教材原句P1：Draw a conclusion得出结论We may conclude from his appearance that he is a heavy smoker.从他的外表我们可以断定他烟抽得很凶。We concluded the meeting with an English song.我们以一首英语歌结束这次会议。They came to the conclusion that it was a thief who had stolen their diamond necklace.他们断定是小偷偷走了他们的钻石项链。We will have a further discussion before we draw a final conclusion.我们将作进一步的讨论，然后再作出最终结论。In conclusion，I think there is hope for the future.总之， 我认为将来还有希望。1.Ann seems to be upset.Whats up?She_from the voice on the line that her mother is not satisfied with her test scores.Aincludes BconcludesCsuggestsDcontains解析：下句意为：她根据电话中的声音判定母亲对她的考试成绩不满意。答案：Bdefeat (defeated；defeated) vt.打败；战胜；使受挫；n.失败教材原句P2：JOHN SNOW DEFEATS “KING CHOLERA”约翰斯诺战胜“霍乱王”The army was welltrained and wellarmed，and had little difficulty defeating the enemy.这支部队装备齐全又受过良好的训练，打败敌人没有困难。Although there were lots of difficulties to overcome，she never let her problems defeat her.虽然生活中有许多困难，但她从不让困难打败自己。Our baseball team has suffered another defeat.我们的棒球队再次失败。辨析：defeat，beat与win这三个词都有“赢”的意思，但用法不尽相同。(1)defeat和beat都可接sb.作宾语，一般可以互换，其宾语通常是“人”或“一个团体”，如a team，a class，a school，an army等。另外，defeat还可用于指战争中“击败”敌军或入侵者。(2)win后接sth.，如game，war，prize，love，respect等；后接sb.时表示“争取某人”。2.用win，beat或defeat填空：(1)Much to his disappointment，he was badly _in the election.(2)Who do you think will_the beauty contest?(3)You_me in the race，but Ill_you at tennis.答案：(1)defeated(2)win(3)beat/defeated；beat/defeatexpose vt.暴露，揭露；使曝光；使面临教材原句P2：But he became inspired when he thought about helping ordinary people exposed to cholera.但当他一想到要帮助(那些)受到霍乱威胁的普通百姓，他就感到很振奋。Dont expose your skin to direct sunlight，or youll get sunburnt.不要让你的皮肤直接暴晒于阳光下，否则你会被晒伤。The bicycle was exposed to the wind and rain.那辆自行车任由风吹雨打。We want to expose the kids to as much art and culture as possible.我们想让孩子们受到尽可能多的艺术和文化熏陶。As a nurse in the war she was exposed to many dangers.作为战地护士，她置身于危险之中。3.完成句子暴露在阳光下太久对皮肤有伤害。_sunlight for too much time will do harm to your skin.答案：Being exposed to absorb vt.吸收；吸引；使专心；并入，并吞教材原句P2：The second suggested that people absorbed this disease into their bodies with their meals.第二种看法表明人们是在吃饭时把这种病毒引入体内的。(1)absorb ones attention吸引某人注意(2)absorbed adj.聚精会神的；专心致志的，极感兴趣的be absorbed by/into被吞并，被所吸收be absorbed/buried in全神贯注于I was so absorbed in this book that I didnt hear you come in.我正入神地看这本书，连你进来也没听见。Absorbed in his work，Tom simply forgot food and sleep.汤姆专心于工作，几乎忘记了吃饭和睡觉。The big company has gradually absorbed t