九年级英语上册Unit5LookintoScienceLesson29DNA—TheStoryofYou同步练习(新版)冀教版

Unit 5 Look into Science
单词闯关1.一般的；普遍的________→(adv.)________ 2．重复；复述；背诵________
3．孙子；外孙________
4．孙女；外孙女________
5．blueprint ________
6．instruction ________→(v.)________ 7.twin ________
8．pattern________
9．identify ________
10．related ________
11. complex ________
短语互译1.一般而言；通常________________ 2．除……之外________________ 3．不仅……而且……________________
4. 数以百万计的________________
5.例如________________
6．be related to________________ 7. in the future ________________ 8．the same…as________________
句型在线1.一般而言，蓝图就是展示如何将许多不同的部分组建成一栋房子的图纸。

________ ________， a blueprint is a drawing________ ________
________ ________ put a house together with many different parts. 2．对大自然来说，改变生物的DNA以使它们适应它们生存的世界要花费数百万年的时间。

It takes millions of years for nature to change the DNA in living things to make them fit the world ________ ________ ________．3．所有的这些事情在你出生之前就被你的DNA强烈地影响着！
All these things________ ________ ________ by your DNA before you are born!
4．除了一些双胞胎之外，每一个生物都有自己独特的DNA。

________ ________ some twins, every living thing has its own unique DNA.
5．从你的DNA中，科学家们不仅能够鉴别你，而且能鉴别与你相关的人。

From your DNA, scientists can identify not only you, but also people ________ ________ ________ ________ ________.
课文初探根据课文内容，判断正(T)误(F)。

( )1. DNA is the blueprint of life.
( )2. Building a house is more complex than building a living
thing.
( )3. Scientists can change our DNA now.
( )4. Your hair and your fingers have different DNA.
( )5. From your DNA, scientists can identify people who are related
to you.
●1 general adj. 一般的；普遍的
[观察] In general, a blueprint is a drawing that shows how to put a house together with many different parts.
一般而言，蓝图就是展示如何将许多不同的部分组建成一栋房子的图纸。

There is a general interest in sports.
对于运动，(人们)有普遍的兴趣。

[探究] general用作________词，指普遍存在于大多数人或事物中，有“较少例外的”含义。

常用短语是in general，意为“________________________________________________________________________”。

1．一般而言，男孩比女孩更喜欢运动。

________ ________， boys like sports more than girls.
●2 repeat v. 重复；复述；背诵
[观察] You have your own unique DNA, but it repeats patterns from your parents' DNA.
你有你自己独特的DNA，但是它重复了你父母DNA的模式。

The teacher asked him to repeat what she had said.
老师要求他重复她所讲的话。

[探究] repeat可作及物动词，也可作不及物动词。

repeat意为“重复；重说；重做”时，其后不能再跟 again。

repeat sth.＝say/do sth. ________。

2．Sorry, Mr. Liu, I didn't understand what you said just now, could you please repeat__it？(选出与画线部分意思相同或相近的一项)
A．read it again
B．listen to it again
C．say it again
D．write it again
●1 It takes millions of years for nature to change the DNA in living things to make them fit the world they live in.
对大自然来说，改变生物的DNA以使它们适应它们生存的世界要花费数百万年的时间。

[探究] (1)句中“they live in”为定语从句，前面省略了关系词that或which。

(2)millions of 意为“________________”。

[拓展] (1)关系代词在定语从句中作主语时，一般不能省略；只有做宾语或表语时才可省略。

Is there anything (that) you wanted here?
这儿有你想要的东西吗？
China is not the country (that) it was.
中国已不是过去的中国了。

(2)hundred, thousand, million, billion表示具体数字时，用单数；表示概数时，后面要加­s, 并且与of连用。

1．2017·兰州She often parks her car near the house________ she can easily get to.
A．where B．who
C．which D．what
●2 Except for some twins, every living thing has its own unique DNA. 除了一些双胞胎之外，每一个生物都有自己独特的DNA。

[辨析] except for, except, besides与but
except for 意为“除了”，表示说明整个基本情况后，对细节加以纠正，其后一般接名
词。

except 意为“除了”，表示从整体中除去，不包括所除人或事物在内，除去的和未
除去的是同类人或事物。

besides 意为“除了……之外还有”，包括排除的人或事物在内。

but 意为“除……外”，多用在no, nothing, who, where, all 等词之后。

除了李明之外，大家都通过了这次英语考试。

He is a good man except for his hot temper.
他是个好人，只是脾气暴躁而已。

We've been to the Great Wall besides Li Lei.
除了李雷之外，我们也都去过长城。

There is nothing but a bed in the room.
房间里除了一张床什么也没有。

2．(1)All of us went to the park________ Bob. He had to look after his sister.
A．besides B．with
C．except D．beside
(2)The house is beautiful ________ the small windows.
A．except
B．except for
C．besides
D．but
●3 From your DNA, scientists can identify not only you, but also people who are related to you.
从你的DNA中，科学家们不仅能够鉴别你，而且能鉴别与你相关的人。

[探究] (1)be related to 意为“________________”。

(2)not only…but also…意为“________________”，连接________成分。

[拓展] (1)not only…but also…连接的并列成分作主语时，句子的谓语动词应与but also后的成分在人称和数上保持一致，即遵循“就近原则”。

Not only you but also Jack has been to Paris.
不仅你，还有杰克也去过巴黎。

(2)与not only…but also…用法相似，遵循“就近原则”的词组还有
neither…nor…(既不……也不……), either…or…(或者……或者……)等。

3．(1)那位律师和张先生有关。

The lawyer is ________________ Mr. Zhang.
(2)2017·咸宁—What have you learnt after three years' study in China, Maria?
—I was taught________ knowledge ________ good manners.
A．either; or
B．not only; but also
C．neither; nor
D．not; but
(3)2017·镇江—Do you enjoy the songs sung by Jay Chou?
—Of course. Not only I but also my parents ________ his fans.
A．am B．are
C．was D．were
教师详解详析
【课前自主预习】
单词闯关
1．general; generally 2.repeat
3．grandson 4.granddaughter
5．蓝图 6.指示，说明； instruct
7．双胞胎之一；孪生儿之一8.模式；形式
9．确认；鉴别10.有关的；相关的
11．复杂的
短语互译
1．in general 2.except for
3．not only…but also… 4. millions of
5．for example 6.与……相关
7. 在未来8.和……一样
句型在线
1．In general; that shows how to
2．they live in
3．are strongly influenced
4．Except for
5．who are related to you
课文初探
1—5 TFFFT
【课堂互动探究】
词汇点睛
●1 形容；一般而言，通常
In general
●2 again
C
句型透视
●1 数以百万计的
C
●2 (1)C besides意为“除了……之外还有”，包括排除的人或事物在内；with意为“和……一起”；except意为“除了”，表示从整体中除去，不包括所除人或事物在内；beside意为“在……旁边”。

句意：除了鲍勃，我们都去公园了。

他不得不照看他妹妹。

故选C。

(2)B
●3 与……相关；不但……而且……；并列
(1)related to (2)B (3)B
课文回顾
1. blueprint
2. fantastic
3. own
4. unique
5. changed
6. the
7. same
8. repeats。