（2019版）新人教版选择性必修第二册Unit 1 Word Study 学案.doc

1、1选择性必修二选择性必修二 Unit 1 Science and scientists第二课时第二课时 Word StudyTeaching objective: master the important words and phrases.Teaching focus: to use the words correctly.Teaching procedure:【课前预习案】【课前预习案】1. _ adj. 剧烈的；严峻的_ adv.剧烈地；严峻地2._ vi. 认购；定期订购；定期交纳3._ vt/vi. 怀疑；不信任 n.犯罪嫌疑人4._ vt./n. 把.归咎于；责怪；指责5._ n/

2、vt. 把.连接起来；相关联6._ n/vt.vi 减少；降低7._ vt/vi 使改观；改变8._ adj. 最初的；开始的；第一的【课内探究案】【课内探究案】1.subscribe vi.认购(股份)；定期订购；定期交纳(会费)vt.(签署)文件，捐助合作探究体会 subscribe 的用法和意义(1)She subscribes to several womens magazines.她订了几种女性杂志。(2)I subscribed my name to the document.我在文件上签了名。(3)How much did you subscribe to the Hope Pr

3、oject?你为希望工程捐助了多少钱？巩固内化单句语法填空/补全句子(1)He subscribed a large sum of money _ the relief fund.(2)What magazine will you _?(3)I cannot _ _ that view.2.suspect n.犯罪嫌疑人 v.怀疑；疑有；不信任合作探究体会 suspect 的用法和意义I suspected that there was something wrong with the engine.我怀疑发动机出了什么故障。What made you suspect her of havin

4、g taken the money?2你凭什么怀疑钱是她偷的？自主发现suspect that.怀疑 suspect sb of doing sth怀疑某人做过某事suspect sb to be怀疑某人是巩固内化单句语法填空I suspect the child _ lying.Many people suspect his friend _(be)a kidnapper.3.blame n.责备；指责 vt.把归咎于；责怪；指责合作探究体会 blame 的用法和意义The car driver took the blame for the accident.小汽车的司机承担了事故的责任。T

5、he driver was not to blame for the accident.这次事故不能怪司机。Dont go trying to blame it on me！别想赖我！自主发现blame sb _ sth因某事责备某人be _ _ for sth因某事应该受责blame sth _ sb把怪到头上；把某事的责任归咎于某人词块积累put/lay the blame on sb把责任归咎于某人take/accept/bear the blame for sth为某事承担责任单句语法填空/一句多译Dont always blame your own failure _ others.

6、You should take the blame_failure._blame)for the breakdown of the school computer network, Alice was in lowspirits.诚实地说，李华应该为这次冲突负责。To be honest, Li Hua _.(blame v.)To be honest, Li Hua _.(blame n.)4.link n.联系；纽带 vt.把连接起来；相关联合作探究体会 link 的用法和意义Engineers can link up distant countryside by radio or tel

7、ephone.3We linked up with them for a charity concert last month.People often link Chinese Valentines Day with Niulang and Zhin.自主发现link._.将和联系或连接起来link up with.与联合；使与衔接link _ 连接；结合词块积累link.together把连接在一起a link between A and BA 与 B 之间的联系a link with sth/sb与某事/某人的联系巩固内化单句语法填空The new bridge will link th

8、e island _ the mainland.Is there a link _ smoking and lung disease?We linked _ with them at the foot of the mountain and then headed for thetop of it.5.decrease n.减少；降低；减少量 vt.&vi.(使大小、数量等)减少；减小；降低合作探究体会 decrease 的用法和意义The number of students has decreased by 500.学生人数减少了 500 名。They decreased the size

9、 of the group from 25 to 15.他们把小组的人数从 25 人减少到了 15 人。The pressure at work is on the increase in all occupations.所有职业中的工作压力在不断增加。自主发现decrease _减少了decrease _ 减少到_在减少，在下降词块积累increase v.&n.增加increase by增加了increase to增加到on the increase正在增加，正在增长4巩固内化补全句子Is the number of primary school students in this area

10、 _ or _?这一地区的小学生人数在增加还是在减少？There has been a _ imports.进口货物有所减少。The population of the city has nowincrease _ half a million.这个城市的人口现已增至五十万。The birth rate of babies in this area has been_ 20%.这个地方的婴儿出生率下降了 20%。【课后巩固案】【课后巩固案】.单词语境记忆根据英汉提示写出单词的适当形式1.Two _ (犯罪嫌疑人) are now in prison in connection with the

11、 killing.2.Jobs in farming, coal mining and heavy industry are _(下降) rapidly.3.Shortages of professional staff are very _(严重的) in some places.5.I turned the _(把手) and found the door was open.6.But with a serious _ (infect) in his leg, he was far from out of the woods.7.Every job has its difficulties

12、 and _(frustrated).8.Since this program has several features, we will show short _(proof) for afew of them.9.He _(subscribe) his name to the contract.10.The death toll was _(initial) reported at around 250, but was laterrevised to 300.短语语境填空根据汉语提示写出适当的短语1.The number of students in the class has _(减少了) 20.2.The little girl，rather than her elder brothers，_(应受责备).3._(幸亏) these donations, the poorest of the poor are receiving thebest-quality medicines on offer.4.Local terminals _(被连接) the central computer.Homework: finish the exercises on their workbooks.5