1、.重点单词1scientific adj.科学的science n科学scientist n科学家2conclude vt.&vi.结束；推断出conclusion n结论；结束3attendvt.照顾；护理；出席；参加attentiveadj.注意的，留心的attention n注意力4expose vt.暴露；揭露；使曝光exposure n暴露；揭露exposedadj.无遮蔽的；暴露的5cure n.&vt.治愈；痊愈curable adj.可以治愈的incurable adj.无法治愈的6challenge n挑战vt.向挑战challengern挑战者challenging adj
2、.困难而有趣的；富于挑战性的7suspect vt.怀疑n嫌疑犯8pollute vt.污染；弄脏pollution n污染9announce vt.宣布；通告announcement n通知announcer n播音员；广播员10instructvt.命令；指示；教导instructionn命令；指示；教授instructive adj.有教育意义的11responsible adj.有责任的；负责的responsibility n责任12contributevt.&vi.捐献；贡献；捐助contributionn贡献contributor n捐献者13creative adj.有创造力的；
3、独创的creation n创造creator n创造者14enthusiastic adj.热情的；热心的enthusiasm n热情；热心15cautious adj.小心的；谨慎的caution n小心；谨慎.重点短语1.put forward 提出；将提前；把时钟指针拨快put away 放好；收起来；积蓄put off推迟put on 穿上；增加体重、速度等；上演put out 熄灭；扑灭put up 举起，抬起；搭起；张贴；为提供食宿2attend to 处理；专心于；照料3.expose.to.使暴露于；使面对be exposed to 暴露于4cure sb.of a disea
4、se 治愈某人的某种病5.be absorbed in 全神贯注于absorb ones attention 吸引某人的注意力6.blame sb.for doing sth.责备某人做了某事blame sth.on sb.把某事归咎于某人sb./sth.be to blame for sth.某人/某事物 对某事负有责任7.contribute.to.把捐赠给；给 撰稿contribute to 有助于；促成make a contribution to/towards.为作贡献8.apart from 除之外；此外except for 除之外in addition to/as well as
5、 除外还9.make sense 有意义；讲得通make sense of弄懂的意思in no sense 决不in a sense 从某种意义上来讲There is no sense in doing sth.做某事没有意义10suspect sb.of .怀疑某人.重点句式1its cause its cure was understood.人们既不知它的病源，也不了解它的治疗方法。2So many thousands of terrified people diedthere was an outbreak.所以每次暴发(霍乱)时，都有大批惊恐的百姓病死。3A woman,who had
6、 moved away from Broad Street,liked the water from the pump so much that she to her house every day.有一位妇女是从宽街搬过来的，她特别喜欢来自于那个水泵的水，每天都要派人从那儿取水运到家里来。Neithernorevery timehad it delivered4you put the sun there the movements of the other planets in the sky make sense.只有当你把太阳放在那儿(中心位置上)，天空中其他行星的运动才能说得通。5He
7、 placed a fixed sun at the centre of the solar system and only the moon still going round the earth.他把太阳固定在太阳系的中心位置上，而行星则围绕着太阳转，只有月球仍然绕着地球转。Only ifdidwith the planets going round it.重点语法1I borrowed a novel _(write)by Mark Twain from the library yesterday.答案：written答案 2When we heard of it,we were deeply _(move)答案：moved答案