必修 第三册Unit 3 The world of science教案配套课件ppt

这是一份必修 第三册Unit 3 The world of science教案配套课件ppt，共29页。PPT课件主要包含了press，press的同根词，shoot，看图猜词义，flexible等内容，欢迎下载使用。
1. Presently I am ging t press the lever, and ff the machine will g.
a firm push against smething using the fingers 
a business which prints and prduces bks and similar things 
newspapers r jurnalists viewed cllectively
Cmmentary r cverage especially in newspapers r peridicals
T exert frce r pressure.
press为同形异义词，作动词时，其词源义为“挤压 (exert frce, push)” 。当它作名词时，其词源义为 “人群 (crwd)”，但随着语言的发展，已经不太常用。14世纪初期，press意为“熨烫布的机器”“榨汁机”，后来又出现“印刷机”的意思，这几层释义都是“压……的机器” 。16世纪70年代其意思引伸为“出版社”。到了18世纪，“报刊新闻业”这层释义开始出现。
press n（不顾困难）继续进行：He pressed n and finally gt passed the finishing line.
 [常与a连用] 按；压；推；挤：Give it a press.  出版社；印刷厂：the Oxfrd University Press  [常用the press] 报刊新闻业；新闻界：the lcal press the freedm f the press
press n [C]
press 语义网络图
挤压 press（基本义）
sht ( sht, sht) v. t fire a gun r ther weapn; t fire sth frm a weapn 开（枪或其他武器）；射击；发射sht (sth) (at sb/sth)~ sth (frm sth)e.g. trps shting at the enemy  向敌人射击的部队 He sht an arrw frm his bw.  他张弓射了一箭。
2. A faint blue light sht acrss it, darkening t purple, and presently she culd see the image f her sn, wh lived n the ther side f the earth, and he culd see her.
wh引导非限制性定语从句修饰先行词her sn。
(sht, sht) v➊ vi & vt 开（枪等武器）；射出；射击：He sht the arrw frm the bw. He hit the target after he sht at it several times. vt 射中；射死：The plice sht ne suspect when he pulled a gun n them. vt & vi 拍摄：The mvie was sht in New Zealand.
sht的词源义是 “t thrw; t prject”，即“投掷；投射”。
 vt & vi 射门；投篮：The basketball player sht the last gal. vi & vt（使）快速移动：One mre lk and he nticed flames shting ut frm under the disabled vehicle. 2016 全国sht up 快速长高；蹿个儿
n [C] 嫩枝；新芽：bamb shts The rse is putting ut new shts.► shting n [C] 射击；枪杀；[U]（电影）拍摄
投射sht 基本义
箭、子弹等“投射”中目标或致死
开（枪等武器）；射出；射击
摄影机等 “投射”光线而捕捉镜头
快速地“投射”某物或某人
Fr example advances in virtual reality and wearable tech, as well as the flexible battery, mean we shuld sn be seeing further develpments. 例如，在虚拟现实和可穿戴设备，还有柔性电池的进步，这就意味着不久之后我们就能看到更进一步的发展。 as well as: 也；还；既……(又……)用作连词，连接并列成分，此时as well as 通常不位于句首。eg The plane brught them the medicine as well as the cncern f the relatives. 飞机给他们带来了药物，也带来了亲人们的关怀。
as well as连接并列的主语时，该句的谓语动词与as well as前面的主语在人称和数上保持一致。类似用法的词汇还有alng with, tgether with, besides, except等。eg He, as well as his children, is sensitive.他和他的孩子们都很敏感。
as well as：和……一样好，表示同级比较，well是副词。eg He can perate the machine as well as I d.他操作这台机器和我一样熟练。
【语境应用】单句语法填空。1) Mary, as well as her friends, ______ (be) ging t have a picnic next weekend.2) We are painting the walls as well as _________ (repair) the rf.
flexible adj. that can bend easily withut breaking 易弯曲的; 柔韧的easily changed t suit new cnditins 可变通的; 灵活的eg Leather and rubber are flexible, glass and irn are nt.皮革和橡胶都是易弯曲的，玻璃和铁则不然。There shuld be mre flexible teaching methds t btain the best teaching effect.为达到最佳的教学效果应该采用灵活的教学方法。
【语境应用】完成句子。Mthers hlding jbs utside the hme shuld ____________________________ (有灵活的时间安排) t make it easier t care fr their children.
have flexible schedules
flexible = flex- (bend) + ible (can be dne) → “能弯曲的”。当人的身体“能弯曲的”时可译为“柔韧的”。随着语言的发展，具体的基本义衍生出了新的抽象意义，flexible可以指人或计划等“可变通的；灵活的”。
flexible adj 反 inflexible 易弯曲的；柔韧的 able t bend easily withut breaking： Rubber is a flexible substance.Dancers need t be flexible.  可变通的；灵活的 able t change t suit any new situatin： When asked abut their wrk schedules, many peple preferred mre flexible wrk / wrking hurs.Gd jb candidates must shw a flexible apprach t prblems.【词汇拓展】► flexibility n [U] 柔韧性；灵活性
同族词：flexible, flexibility, inflexible
能弯曲的flexible基本义
物体或身体“能弯曲的”
计划、时间等“能弯曲的”
flexible 语义网络图
stuffn [U] 东西；物品：There’s sme really gd stuff up there. 2018 天津vt 把……填（满）；给……填馅：I stuffed a few clthes int a suitcase.The pillw was stuffed with feathers.
thing 和 stuff 都可以表示“东西”stuff（非正式用语）是不可数名词，thing 是可数名词。
But what remains imprtant is that we have an incredible desire t think and create, and that’s the real spirit f inventin.但是，重要的是，我们有难以置信的渴望去思考和创造，那是真正的发明的精神。
what remains imprtant是what引导的主语从句。that we have an incredible desire t think and create是that引导的表语从句。have a desire t d sth 有做某事的渴望，t think and create是不定式作定语。
desire n. (fr sth/t d sth) lnging; craving 渴望；欲望；渴求desire fr +名词、desire f +动词-ing形式、desire (sb.)t d sth.desire that从句，谓语动词常用“(shuld) +动词原形”have a desire fr/ t d sth 渴望得到某物/做某事have n desire fr/ t d sth 不想得到某物/不想做某事
eg He has a strng desire fr knwledge. The yung man has a desire f ging abrad. A desire t see her again came upn him. They expressed a desire that I (shuld) d it at nce.
n [C] & [U] 渴望；欲望：Reading satisfies my desire t keep learning. 2019 天津I am inspired by her curage and strng desire t succeed. 2012 天津She had little desire fr pwer.Cnfucius nce said, “At seventy I can fllw my heart’s desire.”
词源：frm the stars（星星、星辰）。古代的占星术是通过星辰移位来推测世事变迁，期望星辰按理想的状态运行，引申为“渴望”。
■ vt［不用于进行时］［正式用语］渴望；期望：He is truly rich wh desires nthing. desire t d sth:He desired t win the game.► desirable adj［正式用语］值得做的；值得拥有的；理想的
辨析 desire, wish, want三者都含有“想”“希望”之意。desire 较正式，可代替 wish 和 want，强调主观愿望的热切，有“渴盼”的意思。● He gt the bk he desired.wish 语气比 desire 弱，一般用于难以实现或不可能实现的愿望，强调主观愿望，有“希望、愿、想”之意。● I wish I culd have a new car. want 多用于口语和普通场合，有“想、要、需要”之意。● She wants me t g with her. ● All I want is the truth.