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高中英语牛津版选修七Unit 1 Section Ⅱ Welcome to the unit & Reading Language points


Unit 1

Section Ⅱ
语言点一 识 记 掌 握 理 解 拓 展 应 用 落 实 语言点二 识 记 掌 握 理 解 拓 展 应 用 落 实 语言点三 识 记 掌 握 理 解 拓 展 应 用 落 实

课 时 跟 踪 检 测

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(一)根据所给词性和汉语意思写出单词
1. drawback n. 2. principle n. 3. delay vt. & vi. n. 4. percentage n. 5. eventually adv. 缺点,缺陷;不利条件 原理,法则;道德原则,行为准则 (使)推迟,延迟 延误,延迟 百分率,百分比 最后,终于

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6. digital adj.

数字信息系统的,数码的,数

字式的
7. foresee vt. 8. patent n. 9. relay vt. n. 预料,预见,预知 专利权;专利证书 播放,转播;接转,转发 接力赛;中继设备

10. sceptical adj.

怀疑的

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(二)用所给词的适当形式填空

11.Work has been begun on the construction (construct) of
the new airport. 12.The only access (accessible) to the farmhouse is across the fields. 13.The map shows the distribution (distribute) of this species across the world.

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14.We have had to adapt (adaptation) quickly to the new system.

15.Thousands of pieces of data are stored (storage) in a
computer's memory. 16.He wound (wind) the wool into a ball just now.

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1.delay

[教材P2原句] Regular colour TV broadcasts were delayed
in the UK until 1967. 到1967年彩色电视节目才在英国定期播放。

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(1)vt.&vi. (使)推迟,延迟 delay doing sth. (= put off doing sth.)

延误做某事
be delayed by ... 因??而延误

①He delayed telling her the news, waiting for the right moment.

他没有马上告诉她这个消息,等有适当的时机再说。

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(2)n.[C,U]延误,延迟

②After a delay of two hours (a twohour delay), we
continued our journey. 耽搁两小时后,我们又继续旅行。 without delay 立即;毫不延迟地

delay in doing sth.

耽搁做某事

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③As the saying goes, time flies away without_delay. 正如谚语所说:时光飞逝不停留。 [点津] 名词delay后可接in doing sth.,但不接of doing sth.

或不定式。
④Please excuse my delay in replying. 请原谅我没有及时答复。

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2.accessible adj.可使用的;可接触到的;可到达的;易理解的 [教材P2原句] They also make TV accessible to people who live far away from cities, and satellite dishes can often be seen distributed throughout the countryside and remote areas.

它们也使远离城市的人们可以收看电视,在农村和边远地区
经常可以看到卫星天线。 ①The information ought to be made more accessible. 信息应该更加明白易懂。

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(1)be accessible to sb.

容易为……理解的;容易 为……接近的

(2)access n.[U]

(使用或见到的)机会/权利; 通道

give (sb.) access to

接见;准许(某人)使用

get/have access to

得以接近/进入/使用

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②It is said that the documents are not accessible to the public.
据说公众无法看到这些文件。 ③There are many people on earth who do not have access to clean drinking water. 地球上有很多人喝不到干净的饮用水。 ④The website also gives access to a large number of tools that can be used to analyze these data.

这个网站还提供了大量能够分析这些数据的工具。

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3.distribute vt.使分布,分散;分发,分配;分销 ①They were very delighted to receive the textbooks distributed for free.

他们收到免费发放的课本很高兴。
(1)distribute sth. to/among... 把某物分配给??/在??之 间分配某物 distribute sth. over... 使某物分布于??

(2)distribution n.

分发;分配;分布

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②The mother distributed candies among children. 母亲给孩子们发糖果。 ③This species of butterfly is widely distributed over our

country.
这种蝴蝶在我国分布很广。 ④The unfair distribution of wealth still exists nowadays. 现在仍然存在着财富不均现象。

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4.wind (wound, wound) [教材P3原句] The first record players had to be wound up by hand and only played records that were two minutes long. 最早的留声机必须手摇上发条,而且只能播放两分钟长的 唱片。

(1)v.上发条;缠绕
wind up wind sth. into a ball wind sth. around sth. 上发条;结束(讲话、会议等) 把??绕成一团 把某物缠绕在某物上 返回

①He reminded his wife to wind up the clock. 他提醒妻子给钟上发条。

②I put on my coat and wound a scarf around my neck.
我穿上外套,在脖子上围了一条围巾。 (2)v.蜿蜒,曲折 wind one's way 蜿蜒前进

③The stream winds its way through the village.

小溪弯弯曲曲地流过村庄。

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5.foresee vt.预料,预见,预知 [教材P3原句] Who can foresee what the future will bring? 谁能预料未来会给我们带来什么? ①He asked me who could have foreseen such problems. 他问我谁能预见这样的问题。

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②It's impossible to foresee how life will work out.
不可能预知生命将如何发展。 ③In fact, no one can foresee what will happen in the future. 事实上,没有人能预见将来会发生

什么。

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6. relay [教材P5原句] It was not until 1906 that adaptations were

made so that radio could relay conversation and music.
直到1906年才进行改造使无线电可转播谈话和音乐。

(1)vt.播放,转播;接转,转发
relay sth. (to sb.) 传达信息等(给某人);(向??)转播

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①He relayed the news to his uncle in America yesterday that

Shenzhou- had launched successfully. 9
昨天,他将神舟9号成功发射的消息转达给他美国的叔叔。 ②The opening ceremony of the London Olympics was relayed around the world. 世界各地转播了伦敦奥运会的开幕式。

(2)n.[C]接力赛(relay race);中继设备
③What if Tom is picked to run in the relay? 如果汤姆被选中参加接力赛,会是什么情景呢? 返回

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1.in the last few decades

在最近的几十年

2.keep in touch with
3. over time 4.contribute to 5. make a breakthrough

与……保持联系
逐渐地;慢慢地 贡献;有助于 取得重大突破

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6.benefit from 7.wind up 8.keep pace with

受益于,从……中受益 上发条 与……齐头并进;

与……保持同步
9.rely on 10.be made up of 依靠 由……组成

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1.keep in touch with与……保持联系 [教材P1原句] With mobile phones,we can keep in touch with others wherever we are.

用移动电话,无论我们在哪儿,都可以和别人保持联系。
①We keep in touch with each other though we live in the different cities. 尽管我们住在不同的城市,但我们仍然保持着联系。

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stay in touch (with ...)
lose touch (with ...) get in touch (with ...) be in touch (with ...) be out of touch (with ...)

(和??)保持联系
(和??)失去联系 (和??)取得联系 (和??)有联系 (和??)失去联系

②I'm trying to get in touch with Jane. Do you know her number? 我正在设法和Jane取得联系。你知道她的电话号码吗?

③He lost touch with his former English teacher two years ago.
两年前他与他的前任英语老师失去了联系。

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[点津] keep/be in touch with/be out of touch with表状态,可

和表示时间段的状语连用,而get in touch with/ lose touch
with表示动作,不能和表示时间段的状语连用。 ④I have been out of touch with all my old friends since I went abroad. 自从出国,我与我所有的老朋友都失去了联系。

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2.contribute to 对??作出贡献;促成,有助于 [教材P2原句] Many different people contributed to the development of TV.

许多不同的人为电视的发展作出了贡献。
①Honesty and hard work contribute to success and happiness.

诚实加苦干有助于成功和幸福。
(1)contribute... to... (2)contribution n. 向??捐赠??;向??投稿 贡献;捐款;捐助;投稿 对??作出贡献 返回

make a contribution/contributions to...

②Each worker contributed one dollar to the Red Cross. 每个工人都向红十字会捐献了一美元。

③She continued to contribute articles to sports magazines.
她继续为体育杂志撰稿。 ④Some public service advertisements mainly aim to make contributions to society. 一些公益广告的主要目的是为社会作贡献。

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[语境串记]

Many people contributed money to the Hope

Project, which contributed to many children returning to school. A teacher wrote an article about this and contributed it to a newspaper. 许多人给希望工程捐钱,使许多孩子可以重返校园。一位

老师据此写了一篇文章并向报社投了稿。

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1.[句型展示]

John Logie Baird constructed the first colour

TV in 1928, but it was not until 1938 that the first colour TV programme was broadcast. 1928年,约翰· 洛吉· 贝尔德制造出第一台彩色电视机,但

是直到1938年才进行首次彩色电视节目播放。
[典例背诵] It was not until my mother had prepared supper that I got home. 直到妈妈晚饭做好了我才到家。 返回

2.[句型展示]

It took more than two decades,though,

until 1951, for regular colour TV broadcasts to begin in the USA. 然而,二十多年后,直到1951年,彩色电视节目才在美国

定期播出。
[典例背诵] It took her two hours to clean the house yesterday afternoon. 昨天下午,她打扫房子用了两个小时。

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3.[句型展示]

Satellites allow TV to be broadcast live over

vast distances, with everyone receiving the same
broadcast at the same time. 卫星可以长距离地现场直播电视节目,每个人在同一时 间收到相同的节目。 [典例背诵]

With prices going up so fast, we can't afford luxuries.
由于物价上涨很快,我们买不起高档商品。

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1.John Logie Baird constructed the first colour TV in 1928, but it_was_not_until_1938_that the first colour TV programme was broadcast. 1928年,约翰· 洛吉· 贝尔德制造出第一台彩色电视机,但是

直到1938年才进行首次彩色电视节目播放。
句中运用了not ... until的强调句式:It is/was not until ... that ...

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①It was not until midnight that I could go to sleep. 我直到半夜才得以入睡。 ②It is not until you really lose something that you finally realize how important it means to you.

有些东西,只有在你真正失去的时候才会感到它对你是如此
的重要。 [点津] “not until+时间状语(从句)”置于句首时,句子主句 要用部分倒装。

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③Not until last week did they find the lost bike.
直到上个星期他们才找到失踪的自行车。 ④Not until he had graduated from university did he realize the importance of time.

直到大学毕业了他才意识到时间的重要性。

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2. It_took_more_than_two_decades,though, until 1951, for

regular colour TV broadcasts to_begin in the USA.
然而,二十多年后,直到1951年,彩色电视节目才在美 国定期播出。 It takes some time (for sb./sth.) to do sth.表示“做某事花 费(??)多少时间”,可用“It takes (sb./sth.) some time to

do sth.”替换。
①Do you know how long it took him to repair the house? 你知道他修房子花了多长时间吗?

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其他表示“花费”的结构:
?Sb. ? (1)pay? ? ?Sb.

pays for sth. pays some money for sth. spends some time/money on sth. spends some time/money ?in? doing sth.

?Sb. ? (2)spend? ?Sb. ?

(3)cost: Sth. costs sb. some money.

②We still haven't paid them for the repairs to the roof. 我们还没有把修理屋顶的工钱给他们。

③The company has spent thousands of pounds
(in) updating their computer systems. 公司花了几千英镑更新计算机系统。 返回

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