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Part 1　Topic Talk & Lesson 1
1.【语境助记1】——请写出黑体词词义
As an only child，I used to dream of cloning myself artificially，so that I wouldn’t have to get vaccines.I even dreamed about cooperating with my alternative self in a marathon by running half of it respectively. However，it is bound to be a dream. Firstly，breaking technological barriers is crucial.Secondly，it is unfair for him to be viewed as a mere copy of me.Must he be inferior to me forever？ Does it mean I am abusing him if he must do all the unpleasant things？ It can be easily inferred that he is a blessing for me，but I am a curse for him.Therefore，though some scientists justify cloning，I don’t think so.
2.【拓展词汇】
1．biology n．生物学→biologist n．生物学家→biological adj.生物学的；生物的
2．capability n．(完成困难事情的)能力，才能→capable adj.有能力的
3．calculate vt.计算，核算→calculation n．计算，核算
4．physicist n．物理学家→physics n．物理学→physical adj.物理学的；身体的；物质的
5．athletics n．田径运动会→athlete n．运动员；田径运动员→athletic adj.运动的；田径运动的；健壮的
6．innovate vi.& vt.革新，创新，改革→innovation n．革新，创新，改革→innovator n．革新者
7．betterment n．(个人社会和经济地位的)改良，改善，提高→better v．改良，改善，提高
8．participant n．参加者，参与者→participate v．参加，参与→participation n．参加，参与
9．edit vi.& vt.编辑，编校；剪辑，剪接→edition n．版本，版次→editor n．编辑，主编
10．comparison n．比较→compare v．比较
11．wholly adv.完全地→whole adj.完全的
12．accurate adj.准确的，正确的→accuracy n．精确(性)，准确(性)→accurately adv.准确地
13．treatment n．诊疗，治疗，疗法；对待方式→treat v．治疗，对待
14．emotion n．强烈的情感，激情→emotional adj.情感的；情绪激动的
3【语境助记2】——写出黑体词词义和词性
1．The athletic boy，who showed a great talent for sport in the school athletics，is likely to become a great athlete in the future.
2．As a scientist，he has the capability of doing important research，but he is not capable of cooking a meal at home.
3．While other students were calculating the maths problem with pens，the intelligent girl had got the result through mental calculation.
4．Steven Hawking，a physicist，though not strong physically，made great achievements in physics.
5．They encouraged the participants to participate in the singing performance after the contest and their participation gave the students much delight.
6．The second half of the game was dull in comparison with the first.However，it was still more stimulating when compared with yesterday’s match.
7．Bill passed the football accurately to the striker，who then scored the goal with great accuracy.
8．The doctor treated the sick boy as her son during the treatment.
4.【核心短语】
1．be capable of 能够
2．a cure for 一种……的治疗方法
3．warm up 热身；加热
4．on one’s own 独自，独立地
5．be involved in 参与
6．be honoured as 被尊为……
7．in comparison with 与……相比
8．be crucial for 对……重要
9．be bound to do 一定会做……
10．view...as... 把……看作……
11．a number of 许多
12．lead to = result in 导致

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