北师大版（2019）选择性必修第四册 Unit 12Innovation Topic Talk & Lesson 1 Scientific Breakthroughs 重点 词、句 课(共29张PP

(共29张PPT)
Unit 12
Innovation
Scientific Breakthroughs
Topic Talk & Lesson 1　
02
03
句子控
语法汇
模块
导航
01
词汇斩
定向练1
在空白处填入1个适当的单词或括号内单词的正确形式。
1．He entertained us for hours ________ his stories and jokes.
2．It was a typical family ________ (entertain)．
3．He told many ________ (entertain) stories that night.
4．________ (entertain) on stage can always bring us joy and happiness.
词汇斩
【解析】
1．with　句意为：他讲了好几个小时的故事和笑话逗我们开心。
2．entertainment　句意为：这是一项典型的家庭娱乐活动。
3．entertaining
4．Entertainers
定向练2
一、在空白处填入1个适当的单词。
1．Mozart, known as the “musical genius”， showed a gift ________ music at a very early age.
2．Mr Bean is gifted ________ a sense of humour, which attracts millions of audience.
词汇斩
【解析】
1．for　句意为：莫扎特被称为“音乐天才”，他在很小的时候就表现出了音乐天赋。
2．with　句意为：憨豆先生具有幽默感，这种幽默感吸引了数百万的观众。
二、翻译句子。
既然你在唱歌方面如此有天赋，为什么不报名参加那个歌唱比赛呢？
________________________________________________________________________
________________________________________________________________________
词汇斩
【解析】
Now that/Since you are so gifted in singing/have such a gift for singing, why not/don’t you sign up for the singing competition
定向练3
在空白处填入1个适当的单词或括号内单词的正确形式。
1．He donated 50 million yuan ________ the stricken area to support its rebuilding.
2．I’d like to make a small ________ (donate) in my mother’s name.
3．The money for the new hospital was put up by an anonymous (不知姓名的) ________ (donate)．
词汇斩
【解析】
1．to
2．donation
3．donor
定向练4
在空白处填入1个适当的单词。
1．Do you still correspond ________ your penfriend
2．The Congress (国会) in the US corresponds ________ the Parliament (议会) in the UK.
3．Let your actions correspond ________ your words.
词汇斩
【解析】
1．with
2．to　句意为：美国的国会相当于英国的议会。
3．with/to
定向练5
翻译句子。
1．The police had to employ force the instant the crowd got out of control.　
________________________________________________________________________
2．When the teacher asked him a question, he answered it in an instant.　
________________________________________________________________________
词汇斩
【解析】
1．人群一失控，警察就不得不采用武力。
2．老师问了他一个问题，他立马就作答了。
3．Once published, the novel was an instant success and was soon translated into nine foreign languages.　
________________________________________________________________________
4．I called her name instantly I saw her.　
________________________________________________________________________
词汇斩
【解析】
3．一经出版，这部小说就立即获得成功，不久就被翻译成九种外语。
4．一看到她，我就喊出了她的名字。
定向练6
在空白处填入括号内单词的正确形式。
1．The magazine________ (launch) in 1964.
2．On the coming Earth Day, this artist and building designer ________ (launch) a website about the Earth’s endangered plants and animals.
词汇斩
【解析】
1．was launched　句意为：这本杂志于1964年首次发行。
2．will/is going to launch　句意为：在即将到来的地球日，这位艺术家兼建筑设计师要创建一个关于地球上的濒危动植物的网站。
3．The programme, ________ (launch) 50 years ago, has served more than 30 million children.
词汇斩
【解析】
3．launched　句意为：这个五十年前发起的项目已经为三千多万孩子提供了帮助。根据句意并分析句子结构可知，此处为后置定语，修饰The programme, launch与The programme之间为逻辑上的被动关系，故用过去分词形式。
定向练7
在空白处填入括号内单词的正确形式。
1．He is ________ (constant) disturbing me.
2．This entrance is in ________ (constantly) use, so don’t block it.
词汇斩
【解析】
1．constantly　句意为：他总是不断地打扰我。设空处修饰谓语is disturbing，应用副词形式。
2．constant　句意为：这个入口一直在使用，所以不要把它堵起来。设空处修饰名词use，应用形容词形式。
3．Managers are ________ (constant) being told to spend more time on this project.
4．Many people want to succeed in a short time, but it requires ________ (constantly) effort.
词汇斩
【解析】
3．constantly　句意为：经理们经常被告知要花更多的时间在这个项目上。
4．constant　句意为：很多人都想在短时间内成功，但这需要不断的努力。
句子控
定向练1
根据汉语提示补全句子。
1．________________ (选择吃什么) is no longer as easy as it once was.
2．________________ (如何用英语提建议) is what I am trying to learn.
3．My question is ________________ (在哪里能找到答案)．
【解析】
1．Choosing what to eat
2．How to give advice/make suggestions in English/How I can give advice/make suggestions in English
3．where to find the answer/where I can find the answer　
句子控
4．I don’t know ________________ (要谈论什么)．
5．I wonder if you could tell me ________________ (我该如何去做这件事)．
6．We have to start somewhere if we want to learn ________________ (怎么写剧本)．
【解析】
4．what to talk about/what I will talk about
5．how to do it/how I should do it
6．how to write plays/how we can write plays
句子控
定向练2
在空白处填入1个适当的单词。
1．There is no doubt ________ she will come on time.
2．I have some doubt ________ he will be elected.
【解析】
1．that　句意为：毫无疑问，她会准时来的。
2．whether　句意为：我有点怀疑他是否会当选。
句子控
3．There is no doubt ________ the fact ________ it is not suitable to grow cash crops here.
4．I doubt ________ he will come today, since I haven’t seen him for a long time.
5．Do you doubt ________ the old man will take part in the marathon this Sunday
【解析】
3．about; that　句意为：毫无疑问，在这里种植经济作物是不合适的。
4．whether/if　句意为：我怀疑他今天是否会来，因为我好久没见到他了。
5．that　句意为：你对这位老人将参加本周日的马拉松比赛持怀疑态度吗？
句子控
定向练3
一、在空白处填入1个适当的单词或括号内单词的正确形式。
1．Without electricity human life ________ (be) quite different today.
2．Thank you for all your hard work last week.I don’t think we ________ (manage) it without you.　
3．I wish to express my gratitude to my teacher, without ________ help I couldn’t ________ (admit) to the key university.
【解析】
1．would be
2．could have managed
3．whose; have been admitted
句子控
二、翻译句子。
He hesitated for a moment before kicking the ball; otherwise, he would have scored a goal.
________________________________________________________________________
________________________________________________________________________
【解析】
在踢球前他犹豫了片刻，否则他就进球了。
句子控
定向练4
根据汉语意思完成句子。
1．不管他是骑自行车还是乘公共汽车，他都会按时到达这里。
________ he rides a bike ________ takes a bus, he will be here on time.
2．在十字路口向左走还是向右走都没关系——两条路都通向公园。
It doesn’t matter________ you turn left ________ right at the crossing—both roads lead to the park.
3．我尚未拿定主意是否去参加聚会。
I haven’t decided ________ I will go to the party.
【解析】
1．Whether; or 2．whether; or 3．whether (or not)
定向练
一、在空白处填入1个适当的单词或括号内单词的正确形式。
1．[全国乙2021·改编]It is different from traditional tourism because it allows the traveler to become ________ (educate) about the areas.
2．[全国乙2021·改编]What’s more, doing housework can be a form of ________ (mentally) relaxation from study.
3．[全国新高考Ⅰ2021]But that’s how nature is—always leaving us ________ (astonish)．
语法汇
【解析】
1．educated　句意为：它与传统的旅游业不同，因为它可以让游客了解这个地方。
2．mental　句意为：而且，做家务还可以作为一种学习之余放松精神的方式。
3．astonished　句意为：但那就是自然的样子——总是让我们惊叹。
4．[天津2021年3月·改编]While rock-climbing, you need to remain very ________ (focus) so that you won’t make any dangerous errors.
5．[浙江2021年6月]When the house was built, it was much ________ (small) than it is today.
6．[课标全国Ⅲ2020·改编]One day the emperor called all great artists to come and present their ________ (fine) work, so that he could choose the best.
语法汇
【解析】
4．focused　句意为：在攀岩的时候，你需要保持高度集中，这样你才不会犯一些具有危险性的错误。
5．smaller　句意为：这座房子刚建好的时候比它现在要小很多。
6．finest　句意为：一天，皇帝召来所有优秀的画家展示他们最好的画作，以供他挑选出其中最好的。
7．[全国新高考Ⅱ2020]At the same time, computer games are becoming increasingly popular as major publishing houses continue to develop ________ (education) computer programs for children in preschool.
8．The more fat you take in before bedtime, the ________ (great) burden you will put on your body at night.
9．The ________ (positive) an article is, the more likely it is to be shared, as Dr Berger explains in his new book.
语法汇
【解析】
7．educational　句意为：与此同时，随着各大出版社持续为学龄前儿童开发有教育意义的电脑程序，电脑游戏正变得越来越受欢迎。
8．greater　句意为：你在就寝之前摄入的脂肪越多，夜间你身体的负担就会越重。
9．more positive　句意为：正如伯杰博士在他的新书中所阐释的，一篇文章越是积极向上，就越有可能被人们分享。
10．Although he only joined the firm last year, he’s been senior ________ me already.
语法汇
【解析】
10．to　句意为：虽然他去年才进入公司，但他的职位已经比我高了。
二、根据汉语意思完成句子。
1．在我看来，法语和英语是一样难学的科目。
In my opinion, French is ________________________ English.
2．他被顶尖大学录取了。我认为，与其说他很聪明，倒不如说他很勤奋。(diligent)
He has been admitted into a top university.In my view, he is ________________________．
3．这双鞋子要比另一双舒服得多。
This pair of shoes is ________________________ the other.
语法汇
【解析】
1．as difficult a subject as
2．more diligent than clever/smart
3．much/a lot/a great deal more comfortable than
4．这是我读过的最有趣的小说。
①The novel I read is ________________________ novel.
②The novel I read is ________________________ novels.
③The novel I read is ________________________ novels.
④The novel I read is ________________________．
语法汇
【解析】
4．①more interesting than any other
②more interesting than any of the other
③more interesting than all the other
④the most interesting one
三、翻译句子。
1．问题没他想象的那么复杂。
________________________________________________________________________
2．她和她妈妈一样高。
________________________________________________________________________
语法汇
【解析】
1．The problem is not as/so complicated as he imagined.
2．She is as tall as her mother.
3．那座公园里有一座漂亮的中式小白石桥。
________________________________________________________________________
4．她发现这工作很无聊。(find)
________________________________________________________________________
5．这个想法不错，但我想要一些更新颖的东西。(something)
________________________________________________________________________
语法汇
【解析】
3．There is a beautiful little white Chinese stone bridge.
4．She finds/found the work very boring.
5．The idea is good, but I want something newer.