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1、Unit 1 Great ScientistsPart I Words and expressions一、【学习目标】1. 熟读Unit1的所有单词和词组;2. 会写除人名和地名以外的所有单词和词组;3. 会熟练运用重点单词和词组。二、【自主预习】: Word-formation1. scientific(adj.)_(n.) 科学_ (n.) 科学家2. conclude(vt. vi.)_(n.) 结论；结束3. attend (vt.) _(adj.) 集中精力的；认真的 _(n.) 注意力4. construct(vt.) _ (n.)建设5. cure(vt. vi.)_ (adj.
2、) 可以治愈的_ (oppo.) 无法治愈的6. challenge (n. vt.) _(n.) 挑战者_ (adj.) 激励的；挑战的7. suspect(v. n.)_ (adj.) 怀疑的8. pollute(vt.) _ (n.)污染 _(n.)污染物质9. announce(vt.) _ (n.) 通知 _ (n.) 播音员；广播员10.instruct(vt.)_(n.) 命令；指示；教导_(adj.)有指导意义的11.contribute(vt. vi.)_ (n.)捐献；贡献 _(n.)捐献者12.positive (adj.)_ (oppo.)消极的；否定的13.infec
3、t (v.) _ (n.) 传染；感染_(adj.) 传染的14.cautious (adj.)_ n.三、【合作探究】Key words and expressions1. defeat n._ vt. _研读思考(1) I believe nothing can defeat you.(2) The test completely defeated me.(3) They were defeated in the football match.(4) This is where most guys suffer defeat every day.(5) This defeat was a
4、powerful blow to the enemy.结构归纳1.打败某人；击败某人_ 2.使某人困惑；难住某人_3.被打败_ 4.遭到失败_延伸拓展defeat，beat与win作“打败”解时的区别:beat与defeat的宾语是“人”；win后的宾语多用game，war，prize等词(注意win的宾语不能是人)。实战演练(1) He made a bet _.他同别人打赌说这场比赛他会赢。(2) He had a strong will _. (opponent)他有击败对手的强烈欲望。2. attend vt&vi. _研读思考(1) They had a quiet wedding-
5、only a few friends attended it.(2) Many young people have the opportunity to attend university.(3) Attend to the teacher, or youll never learn anything.(4) I have my business to attend to.(5) If you go out, who will attend to the baby.结构归纳1.参加（会议/婚礼/讲座等）_ 2.上大学_3.注意，专心于_ 4.处理，对付_5.照顾，关照某人_实战演练(1) He
6、 offered_.他主动提出来去处理这件事。(2) A nurse was sent there _.派了一位护士去那里照顾她。(3) It flashed upon him _.他突然想起他必须去参加一个会。(4) To my delight, I was chosen from hundreds of applicants attend the opening ceremony. （改错）3. expose vt. _研读思考(1) Dont expose your skin to the sun.(2) The baby was left exposed to the wind and
7、 rain.(3) Children exposed to difficult situations are better at handling those challenging tasks.(4) We must expose this shameful activity to the newspapers.(5) Dont expose undeveloped film to light.结构归纳1.将暴露于之下，使接触_2.暴露于，接触到，受影响_3.向揭露，揭穿，揭发_4.使（胶卷）曝光_实战演练(1) They consider it almost a crime _ and s
8、ex on TV. http:/ His companions have threatened _.他的同伙威胁说要向警方告发他的罪行.(3) _, the medicine is of no use. http:/ absorb vt. _研读思考(1) Plants absorb minerals and other nutrients from the soil.(2) He needs some time to absorb what he has learnt today.(3) I was absorbed in a book and didnt hear you call.结构归
9、纳1.吸收（水/汗/营养等）_ 2.消化，吸收（知识等）_3.专注于，聚精会神于_实战演练(1) So _ that she went without her dinner.玛丽非常专心读书，以至于没有吃晚餐。(2) We must absorb _.我们必须吸取对我们有用的一切经验。5. suspect vt._ n._ adj._研读思考(1) Police suspect there may be a link between the two murders.(2) We all suspect the truth of the report. http:/ The police sus
10、pect him of having taken the money.(4) The suspect has dark hair and green eyes. http:/ His statements are suspect.结构归纳1.怀疑_ 2.怀疑某人_实战演练(1) Nobody can possibly _. 谁都不可能怀疑他所说的话.(2) They _. http:/ blame vt._ n._研读思考(1) She doesnt blame anyone for her fathers death.(2) You cant blame the rise in prices on the government.(3) Why are you trying
