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Unit 6 When was it invented? -Section A 它是什么时候发明的?

常考句型 1. When was the telephone _______? 电话是在什么时候被发明的? 2...

常考句型 1. When was the telephone _______? 电话是在什么时候被发明的?

2. It is _______ that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 据说是一位叫作神农的中国统治者最早发现了茶可以饮用。

3. It is _______ that tea was brought to Korea and Japan during the 6th and 7th centuries. 人们认为茶是在6世纪和7世纪期间被带到了朝鲜和日本。

重点语法 一般过去时的被动语态
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  1. invent v. 发明;创造 (Page 41 1a)

指创造出以前不存在的东西,尤指科技上的发明创造。

►—Do you know who invented the electric light bulb? 你知道是谁发明了电灯泡吗?

—Edison. 爱迪生。

inventor (n. 发明家)

【助记】invent

(v. 发明;创造)                invention(n. 发明;发明物)

【辨析】invent,discover,find与create

invent 意为"发明",指发明创造出自然界本来不存在的东西,如工具、方法、手段、汽车、电器、合成材料等。
discover 意为"发现",指发现原来就有而一直没被发现的东西,如发现电、煤、石油等矿藏及新星、星系或科学真理等。
find 意为"找到",强调找的结果。
create 意为"创造",指有目的地把原材料制成新产品,也指创造出原来不存在的或与众不同的事物。
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►Columbus discovered America in 1492. 1492年哥伦布发现了新大陆。

►I tried to find another copy but couldn’t find one. 我试图再找一本,但没能弄到。

►Man creates himself. 人类创造了自己。

【典例】根据语境提示,用invent, discover,find或create的恰当形式填空。

  1. When ________ the steam engine(蒸汽机) ________?
  2. I can’t ________ my bike. I’m looking for it everywhere.
  3. We all look forward to the day when the scientists can ________ more secrets of the universe.
  4. Do you know who________ the plane?
  5. He ________ quite a number of wonderful characters in his play.

【答案】

  1. was; invented 2. find                       3. discover                        4. invented                        5. created

【拓展】inventor n. 发明家    invention n. 发明

►Could you please tell us about the four great inventions of China? 请问你能告诉我们中国的四大发明吗?

  1. with prep. 有;带有;具有 (Page 42 2a)

表示某物带有或具有某种特征。介词短语with special heels作shoes的后置定语。

a coat with four pockets 有4个口袋的外套

a book with a blue cover 一本蓝色的封面的书

【拓展】with作介词,常见的用法还有:

(1)意为"和……一起",表示伴随。

►I like to talk freely with my friends.我喜欢和朋友们一起自由交谈。

(2)意为"用……",表示使用某种工具、手段等。

►Cut the watermelon with a knife. 用刀把这个西瓜切开。

(3)意为"关于;对于;对……来说",表示关系等。

►Are you pleased with the result? 你对这个结果满意吗?

【典例】(2018 • 贵州安顺中考)—What do you think of the environment here, Mr. Wang?

—Wonderful! ________ of the land ________ covered with trees and grass.

  1. Two fifths; is B. Two fifth; is                 C. Two fifths; are              D. Two fifth; are

【答案】A

  1. Is it really such a great invention? 它真的是如此了不起的一项发明吗? (Page 42 2d)

such用作形容词,修饰名词。主要用法有:

(1)such+a(an)+adj.+单数可数名词+that从句。

►He got such a bad cold that he coughed day and night.他得了如此重的感冒以至于整日整夜咳嗽。

(2)such+adj.+不可数名词+that从句。

►She has made such great progress that many people like her. 她取得如此大的进步,许多人都喜欢她。

(3)such+adj.+名词复数+that从句。

►They are such interesting books that we all like them. 它们是如此有趣的书,我们都喜欢它们。

such (a/an) + adj. + n. 意为"如此……的(一个)……"。

►Why do you buy such expensive clothes?

【辨析】such和so

such 后接名词或名词短语 (1)such (a/an) + adj. + n.

(2)some/any/no...+ such + n.

so 后接形容词或副词 (1)so + adj. /adv. 或 so + adj. + a/an + n.

(2)so many/much/few/little(少的)+ n.

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► I have never seen such a beautiful place before.我以前从未见过如此美丽的地方。

►I’m sorry that I have no such books.对不起我没有这样的书。

►My father bought me so lovely a dog.我父亲给我买了一只如此可爱的狗。

►He has so many books in his room.他的房间里有如此多的书。

【警示】含有"so + adj. + a/an + n."的句子,可与含有"such + a/an + adj. + n."的句子进行同义句转换。

►I have never read so interesting a book. = I have never read such an interesting book. 我从未读过如此有趣的书。

【助记】such与so的用法

such,so的用法活,实际运用规则多;

名词前such,形、副so,多多少少也用so;

little属于特殊词,"小"用such,"少"用so。

  1. It is said that...据说……;有人说…… (Page 43 3a

相当于"People say that...", 其中it是形式主语, that引导的从句作真正的主语。

►It is said that wisdom is born with a man. 有人说智慧是与生俱来的。

►It is said that they have won the game. 据说他们已赢得了那场比赛。

►It is said that there has been a big flood. 据说,那里遭受了一场大洪水的袭击。

【拓展】类似的句型还有:

It is believed that..."人们认为……";

It is reported that... "据报道……";

It is known that... "总所周知……";

It is supposed that..."据猜测……"。

【典例】我不知道这所学校,但据说是非常好的一所学校。

I don’t know the school, but ________ it is quite a good one.

【答案】it is said that

  1. some time一段时间 (Page 43 3a

►I will stay here for some time. 我要在这儿待一段时间。

【辨析】some time, sometimes, some times与sometime

some time 名词短语 一段时间 常常与延续性动词连用,对它提问用how long
sometimes 频度副词 有时 表示动作发生的频率,多与一般现在时连用,它可位于句首、句中或句末,对它提问用how often
some times 名词短语 几次;几倍 其中time是可数名词,对它提问用how many times
sometime 副词 某时 表示某个不确切或不具体的时间,常用于过去时或将来时,对它提问用when
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►I need some time to do my homework. 我需要一些时间来做作业。

►She comes to visit us sometimes. 她有时来看望我们。

►Lucy has been to Beijing some times. 露西已经去过北京几次了。

►Jack will leave for America sometime next week. 杰克将在下周某个时间动身去美国。

【助记】

some time,sometime,some times与sometimes的用法
分开"一段时间"(some time),
相聚"某个时候"(sometime);
分开s是"倍;次"(some times),
相聚s是"有时"(sometimes)。
  1. thousand 数词 (Page 43 3a

当表示确切数目时用"基数词 + thousand";如果thousand前为表示不确切数目的词,如a few,some,several等时,thousand也用原形。

►There are two/several thousand students here. 这儿有两/几千名学生。

【拓展】(1)thousands of 表示概数,意为"数以千计的;成千上万的",这时thousand后加—s,且后面有介词of,此时不能与数词连用。

►There are thousands of people in the company.这家公司有数千人。

(2)与thousand用法类似的词还有:hundred"百";million"百万";billion"十亿"。

【典例】The earthquake in Ya’an left ________ people homeless.

  1. two thousands B. thousands of
  2. two thousands of D. two thousand of

【答案】B

【解析】thousand与基数词连用时必须用单数形式,且后面不加of,故排除A、C、D三项。故选B。thousands of 意为 "数以千计的"。

  1. not...until...直到……才…… (Page 43 3a

主句/句子的动词一般是非延续性动词,它所表示的动作直到until所表示的时间才发生。 until可用作介词,其后接表示时间的名词;也可用作连词,引导时间状语从句。

►She can’t leave until Friday. 直到星期五她才能离开。

►You can’t leave until your work is finished. 直到你的工作完成你才能离开。

►Until she told me about it, I hadn’t realized the thing was serious.直到她告诉我,我才意识到那件事的严重性。

【典例】(2018 • 甘肃白银中考)Never put off ___________ tomorrow what you can do today.

  1. until B. before                    C. when                     D. as

【答案】A

  1. pleasure /’pleʒə(r)/ n. 高兴;愉快

My pleasure!常用作别人道谢时的客气回答。其完整的形式为:It’s my pleasure. With pleasure是对方提出要求,答应对方时的用语。

►—Thank you for your help. 谢谢你的帮忙。

—My pleasure! 不客气!

►—Will you lend me the book? 把书借给我好吗?

—With pleasure. 可以。

含义 词性 修饰 例子
pleasure 高兴;乐趣 名词 It gives me much pleasure to be with you.跟你在一起带给我很多的乐趣。
pleasant 令人愉快的 形容词 It’s a pleasant vacation.这是一个令人愉快的假期。
pleased 感到高兴的 形容词 I’m pleased to see you.见到你我很高兴。
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【辨析】pleasure, pleasant与pleased

【典例】—So kind of you to give me a ride to the station.

—________

  1. Never mind.   B. My pleasure.
  2. It doesn’t matter. D. Glad you like it.

【答案】B

  1. daily /’deɪli/ adj.每日的;日常的

►Don’t you read the daily news in today’s newspaper? 你没有读今天报纸上的每日新闻吗?

【拓展】daily可用作副词,相当于every day,意为"每日;每天"。学科*网

►The milkman comes daily to our house. 送奶工每天都到我们家来送奶。

【典例】The players in the Chinese men’s soccer team are paying more attention to their ________(日常的)training.

  1. you do seem to have a point 似乎你确实说得有道理

此交际用语用于赞同别人的观点。

►—Danny, you should not read books in the sun. It’s bad for your eyes. 丹尼,你不应该在阳光下看书。那对你的眼睛有害。

—Oh, yes. You do seem to have a point. 哦,是的。似乎你确实说得有道理。

【典例】—He always appears to ________.

—That’s because he’s really knowledgeable and experienced.

  1. make an effort B. have a point
  2. pull together D. take place

【答案】B

  1. mention /’menʃn/ v. 提到;说到

mention的主要用法:

(1)mention+ that宾语从句

►He mentioned that the food was invented by a Chinese. 他提到这种食物是由一个中国人发明的。

(2)mention sb./sth.(to sb.) (向某人)提起某人或某事

►Don’ mention it before the children. 别在孩子们面前提及此事。

Nobody mentioned anything to me about it. 没人向我提过这事。

(3)mention doing sth.提到做某事

►Whenever I mentioned having dinner together, he said he was too busy. 无论何时我一提起一块儿吃顿饭,他就说太忙。

【拓展】"Don’t mention it."主要用来回答感谢,有时也用来回答道歉。

►—Thanks for lending me the book Black Beauty. 感谢你把《黑骏马》这本书借给我。

—Don’t mention it. 不用谢。

—I’m sorry to trouble you. 对不起,打扰你了。

—Don’t mention it. 没关系。

  1. remain /rɪ’meɪn/ v. 保持不变;剩余

remain作不及物动词,还可意为"留下,剩下"。

►She remained at home to look after the baby. 她留在家里照顾婴儿。

►After the big fire, only little part of the house remained. 大火过后,这所房子所剩无几。

【拓展】remain还可作系动词,后可接形容词作表语。

►This place remains very cool all summer. 这个地方整个夏天都很凉爽。

【典例】The leaves ________ in the water for a long time.

  1. came B. remained
  2. lived D. arrived

【答案】B

【解析】本题用词义辨析法解题。come来;remain保持,留下;live居住;arrive到达。根据for a long time可知树叶在水中停留了很长时间。

  1. take place 发生,出现

►When did tea trade take place? 茶贸易出现在什么时候?

【辨析】take place与happen

take place 不能用于被动语态;常指事先安排或事发有因的事情。
happen 不及物动词,不能用于被动语态,常指偶然发生的事情。
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►Great changes have taken place in China since 1978. 自1978年以来,中国发生了巨大的变化。

►An accident happened in that street. 那条街发生了一起事故。

【典例】When will the sports meeting ________?

  1. happen B. take place
  2. be happened D. be taken place

【答案】B

  1. without doubt 毫无疑问;的确

►Jo is without doubt one of the best swimmers in the school. He got many prizes. 毫无疑问,乔是学校里最好的游泳运动员之一。他获得了许多奖。

(1)doubt作名词,意为"疑惑;疑问"。

►If there is any doubt, you had better make certain. 如果有什么疑问,你最好弄清楚。

(2)doubt作动词,意为"怀疑;不相信",其后可直接跟名词或代词作宾语。

►I have no reason to doubt him. 我没有理由怀疑他。

【注意】无论doubt用作名词还是动词,在肯定句中其后常接whether从句,在否定句和疑问句中常接that从句。

►We doubt whether he will come. 我们怀疑他是否会来。

►There is no doubt that our experiment will succeed. 毫无疑问我们的实验会成功。

【典例】毫无疑问,中国人最了解茶文化。

________ ________, the Chinese know about tea culture best.

【答案】Without doubt

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