初中英语外研版 (新标准)八年级下册Unit 2 We have not found life on any other planets yet课后练习题
展开一、知识点
1.Manned spaceship 人造飞船
Man (名词) “人” -- manned (形容词) “人造的”
Eg: This is a manned spaceship.
这是一艘人造飞船。
2.主语+ think + 宾语从句
Eg: I think it is a gd thing.
我觉得它是一个好东西。
(1) 当主句的谓语动词是think, believe, suppse等,且主句的主语是第一人称时,后面宾语从句的否定词要前移,即否定前移
Eg: I dn’t think he will cme with yu.
我觉得他不会和你一起来。
(2)含有否定前移的宾语从句复合句,变反意疑问句句时,附加问句的主谓语要与从句一致
Eg: We dn’t think Tm is right, is he?
我们觉得汤姆不对,是不是?
3.n earth “世界上;究竟”
Eg: (1) He is the first n earth.
他是世界上第一个人。
(2)What n earth did yu d that fr?
你究竟为什么那么做?
On earth解析:
(1)用于加强最高级
Eg: He runs fastest n earth.
他跑的最快。
(2)跟在疑问词之后,加强疑问
Eg: Why n earth did yu tell a lie?
你究竟为什么说谎?
(3)加强否定“一点也…”
Eg: N use n earth.
一点也没有用。
n earth “世界上”与in the wrld 同义
n the earth “在地球上”
4.hundreds f millins f … 数亿的…
注意:hundred前有数字时不可加s;hundred后有f时必须加s;类似的词还有thusand, millin, billin
Eg: billins f 数十亿的;
three thusand 三千;
Thusands f 数以千计的
5.g arund 围绕…转
Eg: The earth ges arund the sun.
地球绕着太阳转。
6.N ne和nne的区别:
(1)nne即可指人又可指物;而n ne只能指人
(2)Nne作主语时,谓语动词用单复数均可;n ne作主语时,谓语动词只能用单数
(3)Nne常用简略答语,可以与f连用;n ne只能单独使用,后面不可跟f
Eg: -- Hw many peple are there?
-- Nne.
“--那有多少人? -- 没有人。”
Nne f us want t see the mvie.
“我们没有一个人看过这部电影。”
There was n ne else here.
“这里没有一个人。”
7.Be called 被叫做
Eg: The by is called Tm.
这个男孩叫汤姆。
8.a small part f … …的小部分
Eg: Our slar system is a small part f a much larger grup f stars and planets.
我们的星系是更大的星系中的一小部分。
9.discver,find与invent区别:
discver “发现”表示偶然或经过努力发现客观存在的事物、真理或错误。
find “发现,找到”指对某种事物的寻找,强调找到的结果,后接名词、复合结构或从句。
invent “发明”指经过认识或实践创造出以前没有的东西
Eg: (1) Gilbert discvered electricity.
吉尔伯特发现了电。
(2)Have yu fund yur bk?
你找到你的书了吗?
(3)Edisn invented the electric light bulb.
爱因斯坦发明了电灯。
10.many ther + 可数名词复数 “许多其它的…”
Eg: There are many ther bks in the library.
图书馆里有许多其它书。
11.in the universe 在宇宙中
Eg: Scientists have als discvered many ther galaxies in the universe.
科学家也在宇宙中发现了许多其他的星系。
12.Far away frm ... 远离...
Eg: My hme is far away frm my schl.
我的家离学校很远。
13.light (不可数名词) 光
(可数名词) 灯
(动词) 点…
Eg: The light is s bright.
光太如此亮。
There are tw lights n the desk.
桌子上有两盏灯。
light the candles 点蜡烛
14.have t 不得不
Eg: She has t stay at hme t lk after her brther.
她不得不呆在家里照顾她的弟弟。
15.Reach = get t
= arrive in 大地点/ arrive at 小地点
Eg: We will reach Beijing tmrrw.
= We will get t Beijing tmrrw.
= We will arrive in Beijing tmrrw.
我们明天到北京。
注意:arrive和get后如果接hme/ here/ there等词时,需省略介词
Eg: She arrived hme at 10:00 last night.
她昨晚十点到家。
16.It is impssible t imagine. 难以想象的。
17.Send + 地点 “把...送到某地”
Send sb.sth.= send sth.t sb. 送给某人某物
Eg: She sent her sn t schl.
她送她的儿子上学。
Please send this bk t him.
= Please send him this bk.
请把这本书送给他。
18.Take phts 拍照
19.形容词/ 副词+ enugh + t d sth. “足够…可以做…”
-- 否定形式: nt + 形容词/ 副词 + enugh + t d sth. “不够…;不可以做…”
Eg: He is strng enugh t carry the big bx.
他足够强壮可以搬起这个大箱子。
enugh作形容词修饰名词时通常放在名词前,
enugh作副词修饰形容词/副词/ 动词时,放在所修饰词之后
Eg: (1) I have enugh mney t live.
我有足够多的的钱生活。
(2) He walks fast enugh.
他走得足够快。
20.alne (形容词) “独自的,单独的”作表语
(副词) “单独地;独自地”表示客观一个人,作状语
lnely (形容词) 可作表语和定语,表主观上“孤独的;寂寞的”
Eg: He lives alne, but he desn’t feel lnely.
他独自一人居住,但是他不感到孤独。
21.in space 在太空中
22.cmmunicate with… 与……交流
Eg: N ne cmmunicated with us.
没有人和我们交流。
23.The answer t ... ...的答案
Eg: Can yu tell me the answer t the questin?
你能告诉我这个问题的答案吗?
二、练习题
一、根据句意及首字母或汉语提示完成单词
1.It’s ur duty t prtect the ___________ (环境).
2.The earth is a star in the slar s________.
3.There is a ________ (组) f students n the playgrund.
4.We all knw that l_______ travels faster than sund.
5.______ (没有一个) f us is afraid f difficulties.
6.Nthing is i___________ if yu wrk hard.
7.There are millins f stars in the _________ (宇宙).
8.The ppulatin f Shanghai is larger than t_______ f Qingda.
9.The ld man likes _____________ (交流) with the yung.
10.I think there is life _______ there in space.
二、用所给词的适当形式填空
11.There are _________ (billin) f stars in the sky.
12.Smetimes the sky is _____ (call) “ the vault f heaven”(苍穹) in pems.
13.It is ________ (pssible) fr us t finish the wrk in a such shrt time.
14.N spaceship has travelled far enugh _______ (reach) ther stars in the Galaxy.
15.Sme astrnauts __________ (be) t the mn several times.
16.In the face f danger, all the firefighters were brave and _____ (n) f them gave up.
17.Nbdy knws hw many ________ (galaxy) there are in the universe.
18.The three _______ (grup) f students have passed the exam.
19.The by is ld enugh ________ (lk) after himself.
20.Our teacher tld us the earth _______ (g) arund the sun.
三、单项选择
( )21.There are ________ bks in this library.
A.millin
B.millins
C.millin f
D.millins f
( )22.I find the test is ______ fr us t d.
A.enugh easy
B.easy enugh
C.enugh easily
D.easily enugh
( )23.N ne in his class ______ him because he is s lazy.
A.like
B.likes
C.t like
D.liked
( )24.The astrnaut can see the Great Wall _______.
A.n space
B.in a space
C.in the space
D.in space
( )25.It is imprtant fr us ________ English.
A.t learn
B.learning
C.learns
D.learn
( )26.I knw that ______ f us are perfect after all.
A.nne
B.neither
C.each
D.all
( )27.The price f the black car is much higher than ____ f the yellw car.
A.it
B.this
C.that
D.ne
( )28.The ld man lives ______ in a small village but he desn’t feel ____.
A.lnely; lnely
B.alne; alne
C.alne; lnely
D.lnely; alne
( )29.All f us cmmunicate _______ each ther by WeChat.
A.with
B.f
C.in
D.frm
( )30.They have t turn n all the ____ because f the pr __ in the rm.
A.light; light
B.lights; lights
C.lights; light
D.light; lights
四、翻译句子
31.我们国家每年种数百万棵树。
We plant ________ ______ trees in ur cuntry every year.
32.我们都不喜欢早起。
______ _______ us enjy getting up early.
33.我住得离学校很远。
I live ______ _______ my schl.
34.我们都知道地球绕着太阳转。
We all knw the earth _____ ______ the sun.
35.很难想象宇宙有多大。
______ _______ _____ ______ hw large the universe is.
五、完形填空
Man has invented fur kinds f satellites(卫星).The fist kind f satellite studies the 36.______ f the earth.They are used 37._____ maps.They als help cuntries t see where they may 38.______ il r gld.
The secnd kind 39.______ satellite is used t guide ships and planes.A ship r a plane can 40.______ a message t the satellite, and the satellite can find ut where the ship r the plane 41.______.
The third kind 42._____ the weather.These satellites 43.______ cluds and strng winds mving acrss the earth.They warn cuntries t make preparatins when very 44.______ weather is cming.
45.______ kind is used fr calls 47._____ cuntries can be sent by these satellites.Sme can carry 48._____ calls at the same time.The call is sent t the satellite, then the 49._____ sends it t a statin in the cuntry and this cuntry is being phned.These satellites als carry pictures; they can receive and send abut eight 50._____ at a time.
( ) B.quality C.size D.gegraphy
( ) make B.t making C.made D.making
( ) B.find C.keep D.chse
( ) B.fr C.in D.f
( ) B.take C.send D.bring
( ) B.are C.be D.was
( ) B.studys C.studies D.have studied
( ) B.watch C.ntice D.see
( ) B.cl C.bad D.find
( ) last B.Anther C.One D.Any ther
( ) B.cmmunicatin C.cmmunicated D.cmmunicates
( ) B.alng C.between D.f
( ) f B.hundred f C.tw hundreds D.tw hundreds f
( ) B.telegraph C.telephne D.satellite
( ) B.prgrammes C.films D.languages
六、 阅读理解
Sam lve maths.It is his favurite lessn at schl.But there is smething he lves mre than maths -- space! He is interested in space.He lves thinking abut astrnauts, space statins, planets stars, black abut space! He ges t the space museum with his parents every weekend.
One day, NASA rganised (组织) a cmpetitin and it was t name a new shuttle (航天飞机).Sam thught up a name fr the new shuttle and he sent it t NASA.Sam wn the cmpetitin! He was thrilled that he named the new shuttle!
And what name did he chse fr the new shuttle? Serafina.It was the name f Sam’s cat.NASA lved the name.
The scientists at NASA invited Sam t NASA and he met sme astrnauts.It was a great day! The scientists shwed him a huge telescpe(望远镜) and Sam lked right ut int space.He saw s many stars.Then they asked Sam, “What d yu want t be when yu grw up?”
Sam tld them that he wanted t be an astrnaut, f curse!
Nw, Serafina the Shuttle is rbiting (围绕...运动) Mars and Serafina the Cat is rbiting the fireplace (壁炉).
( )51.What des Sam like mst?
A.Maths B.Space C.Animals D.Museums
( )52.What des the underlined wrd “ thrilled” in Paragraph 2 mean?
A.Excited B.Bred C.Wrried D.Relaxed
( )53.Serafina was the name f a(n) _________.
A.star B.cat C.astrnaut D.telescpe
( )54.What did the scientists at NASA ask Sam abut?
A.His parents
B.His dream jb
C.His favurite lessn
D.His favurite astrnaut
( )55.Which f the fllwing is TRUE abut Sam?
A.He gave NASA a secnd name.
B.He saw a new shuttle at NASA.
C.He tk his cat with him when he visited NASA.
D.He lked int space thrugh a telescpe at NASA.
附:参考答案
一、1.envirnment 2.system 3.grup 4.light 5.Nne
6.impssible 7.universe 8.that 9.cmmunicating 10.ut
二、11.billins 12.called 13.impssible 14.t reach 15.have been
16.nne 17.galaxies 18.grups 19.t lk 20.ges
三、21 -- 25 DBBDA 26 -- 30 ACCAC
四、31.millins f 32.Nne f
33.far away 34.ges arund
35.It's difficult t imagine
五、36 -- 40 DABDC 41 -- 45 ACBCA 46 -- 50 BCADB
六、51 -- 55 BABBD
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