unit1 great scients重点词汇必修5

教学过程一、课堂导入本堂知识是unit1中比较重要的考点，也是各地常考的考点，掌握好这章语法，不仅对做单选题有帮助，对于更好地理解完型、阅读和写作文都有帮助。

二、复习预习播放unit 1的课文录音一到两遍，让学生回答一些简单的和课文相关的问题，先使学生对这篇课文有一个感性的认知。

三知识讲解知识点1：cure [kjuə]词形变化: cureless, curer, cured, cured, curing, cures1. n在表示不同意思时，需接不同的介词：①表示“治疗或纠正的东西或方法”时，cure后常接介词for。

There is no effective cure for colds except rest.除了多休息，没有有效的方法可以治疗感冒。

②表示“治疗或纠正”时，cure后常接介词of。

The cure of his headache was soon effected.对他的头疼的治疗很快就见效了。

【词义辨析】cure, treat, healcure: 主要指治愈疾病。

（结果）cure sb of sth (疾病)treat: 普通用词，指接受并诊治病人。

（过程）treat sb for sth (疾病) heal: 侧重指治愈伤口、伤痛如灼伤等。

heal one’s wound知识点2.suspect词形变化: suspected ,suspected, suspecting, suspects suspect (v). ①怀疑I suspect he was lying by the boy's abnormal behavior.从那个男孩的反常举动中，我怀疑他在撒谎。

②猜想She has more intelligence than we suspected her to possess. 她的智慧比我们猜想的要高。

n. 嫌疑犯He's a prime suspect in the murder case.他是这次谋杀案的主要怀疑对象近义辨析：doubt, suspectdoubt: 普通用词，多指因证据不足或仅凭证据还不能肯定而产生怀疑，多含否定意味。

doubt sth doubt if/whethersuspect: 指猜疑、疑心，肯定意味较多。

suspect sth of sth/doing sth知识点3.handle词形变化: handled, handled, handling, handles v.①处理I was impressed by her handling of the affair.我觉得她对此事的处理很了不起。

②对待The speaker was roughly handled by the mob.演说者受到暴民的粗暴对待。

③操作He knows how to handle the machine.他会操作这台机器。

n. 把手，柄【词义辨析】deal with, cope with, manage, handle,deal with: 既可指处理具体事情，也可指处理或解决具有抽象意义的问题。

cope with: 指成功地处理或对付更为重大，更为严重的问题或事物。

manage: 指处理日常事务与工作，也可指经营管理。

handle: 从原义“手柄”，转引申为作“处理”解时，其内涵是管理和操纵。

知识点4. link词形变化: linker, linked, linked, linking, links①v. 联系词组：be linked to /be linked with/be linked byIn some cases, the lectures will be quite linked to the readings.讲课的内容与阅读内容紧密相连Television stations around the world ___________________satellite. 全世界的电视台通过卫星联系一起。

②连接The road links all the new towns.这条路把所有的新城镇都连接起来了。

n.联系Is there a link between smoking and lung disease?吸烟与肺部疾病之间有关系吗？相关词汇：combine---combine with, connect---connect with/to, link---link up, attach---attach to, associate---associate with, relate---relate to, relate with知识点5.announce词形变化: announced, announced, announcing, announcesvt. ①宣布，宣告I hope to announce the winner shortly.我希望马上宣布胜利者的名字。

The president will announce a momentous decision.主席将宣布重要决定。

②预示Footsteps announced his return.听到脚步声，就知道他回来了。

③播报vi. 作播音员，宣布竞选He announced for governor.知识点6. reject词形变化: rejective, rejecter, rejected, rejected, rejecting, rejectsvt. ①拒绝He rejected their offer of a job.他拒绝了他们给他的工作。

驳回If the application is unfounded, the people's court shall make an order to reject it. 申请不成立的，裁定予以驳回。

相关词组：reject近义词object to知识点7.cautious['kɔ:ʃəs]词形变化: cautiously cautiousness adj. 谨慎的，十分小心的① be cautious of 当心...,谨防She is cautious of telling secrets.她很谨慎，不会泄露秘密。

②be cautious about/with 对... 谨慎知识点8. attend[ə'tend]词形变化: attender, attended, attended, attending, attendsv. ①出席，参加I shall be attending the meeting.我会参加会议。

During summer vacations some teachers attend seminars at college. 暑假里，一些教师在学院里参加研究班。

②照料词组：attend to③注意词组：attend toAttend to what your teacher says.注意听老师的话。

四例题精析【例题1】请记在我的帐上。

_________to my account, please.【答案】Put it down【解析】put down 写下，记下【例题2】.我把他看作没受过教育的人。

I’d _________an uneducated man【答案】put him down as【解析】put down as 看作【例题3】1860年，Tom提出了一个更好的计划。

In 1860, a better plan _________ by Tom.【答案】was put forward【解析】put forward 提出，put sb forward提出，推荐，提名put sth forward 将某事提前，拨快（时钟指针）The boy put the alarm clock an hour forward.【例题4】你出去的话，我会照顾孩子的。

If you go out, I’ll ________ the baby.【答案】attend to【解析】attend to 处理；照顾；专心于五课堂运用【基础】1.We want to ________________________ as much art and culture as possible. (expose) 我们想让孩子尽可能接受更多的艺术和文化【答案】expose the children to【解析】expose暴露在暴露于2.________________________, your skin will be burnt. (expose)暴晒于阳光下，你的皮肤将被灼伤。

【答案】Exposed to the sun【解析】过去分词引导状语，皮肤是被暴露在空气重，所以用过去分词形式。

3.___________________________, Tom simply forgot food and sleep. (absorb)专注于工作，汤姆完全忘记了吃饭和睡觉。

【答案】Absorbed in his/ the work【解析】absorb vt. 吸引；吸收；使专心be absorbed in ＝absorb oneself in /be lost in ;lose oneself in= concentrate one’s attention/ mind on=focus one’s mind/ attention on ;全神贯注于be absorbed into/by 为…所吸收4.The driver ___________________________ the traffic accident. (blame) 那个司机不应承担那场交通事故的责任。

【答案】was not to blame for【解析】blame vt. 责怪；归咎于n. 责备；责任；过失blame sb. for sth./doing sth. 责怪某人某事blame sth. on sb. 把某事归咎到某人身上be to blame (for sth.) 应承担责任，该受责备（用主动表被动）【巩固】5.Many people _____________________ the poor boy, which __________________ school.A writer wrote a story about it and ____________________ a newspaper. (contribute)很多人捐钱给那个可怜的小孩，这使他回到了学校。