英语九年级全册Unit 8 DiscoveriesLesson 22 Famous Discoveries第二课时一课一练

这是一份英语九年级全册Unit 8 DiscoveriesLesson 22 Famous Discoveries第二课时一课一练，共5页。试卷主要包含了brken bnes，stay calm，be used t d sth，被授予……等内容，欢迎下载使用。

Ⅰ.英汉互译
1.brken bnes
2.stay calm
3.treat mre diseases
4.be used t d sth
5.被授予……
Ⅱ.用括号中所给单词的适当形式填空
6.Yu (be) unable t memrize the knwledge if yu just (listen) t smene talk abut it.
7.They will (learn) better if they can (relate) knwledge t themselves.
8.We need t d this wrk with (little) mney and fewer peple than befre.
9.This (discver) was cnsidered as a majr breakthrugh in medical area.
10.This bk was written (century) ag.
11.This prblem seems much (difficult) than that ne.
Ⅲ.用方框中所给单词或短语的适当形式填空
be careful abut influence mre and mre
be able t because f pass n g thrugh
12.The kid walk when he was ten mnths ld.
13.—Wh has yu mst?
—My father.
14.Please the message t yur classmates.
15.She tried t the dr int the garden, but failed.
16. restaurants are prviding nn-smking areas.
17.Maria what she ate.
18.Jack is late fr wrk again the traffic jam.
Ⅳ.单项填空
( )19.If there is mre time, I’ll d my hmewrk better.
A.mre B.less
C.much D.little
( )20.[2020·顺义二模] My family the hill if it desn’t rain tmrrw.
A.will climbB.climbed
C.have climbedD.climb
( )21.If yu can’t English, yu can it in Chinese.
A.speak; speakB.talk; say
C.speak; sayD.say; tell
( )22.[2020·西城二模] If the lake cntinues t be prtected, mre fish in it ver the next several years.
A.there areB.there will be
C.there wereD.there have been
( )23.Stne can bridges. They are very useful.
A.used t buildB.be used t build
C.be used t buildingD.used fr building
Ⅴ.阅读理解
The human bdy is a machine that can raise lts f interesting questins. Why, fr example, are yawns(哈欠) cntagius(传染的)?What’s up with ice cream headaches? Here are answers t these and ther questins abut ur bdies.
Why d I get a headache when I eat ice cream t quickly?
Scientists aren’t exactly sure what causes the brain freeze when we eat ice cream r ther super-cld fds t quickly, thugh sme believe it’s the result f changed bld flw in the nervus system. Bld vessels in the head tighten t stp the lss f bdy heat and then relax t let bld flw rise; that sudden rush f bld is what causes the headache. Yu can imprve an ice cream headache by rapidly rubbing yur tngue acrss the rf f yur muth t help warm up things.
What causes my stmach t make a lw cntinuus nise when I’m hungry?
Actually, yur stmach makes nise whether yu’re hungry r full; yu just hear it mre clearly when yu’re hungry. Think f yur digestive tract(消化道) as a really lng tube lined with smth muscle tissue. These muscles mve fd, fluids and gas thrugh yur digestive tract. . It can make yu feel embarrassed(尴尬的) but is nthing t wrry abut.
Why d I blush when I’m embarrassed?
When yu’re embarrassed, yur brain releases a sht f adrenaline(肾上腺素), which makes yur heart race and bld vessels becme larger in size. All this happens t increase bld flw and xygen delivery thrughut the bdy in a fight-r-flight reactin(对抗反应).There are a lt f tiny bld vessels in yur face, which turn nticeably redder frm this sudden rush f bld. As fr the actual functin f blushing, researchers are still trying t find that ne ut.
Why are yawns cntagius?
Have yu ever yawned in frnt f smene, nly t have them yawn right back? It’s a cmmn thing, but researchers dn’t have a gd explanatin fr it. They d, hwever, knw this happens nly with humans and chimpanzees. A bigger questin puzzling scientists is why we yawn at all. It used t be thught that yawning shwed that xygen t the brain was nt enugh, but that’s just a myth. A grwing bdy f research nw shws that yawning is nature’s way f keeping ur brains cl.
( )24.What is the meaning f the underlined wrd “tighten”?
A.变松B.变紧C.变短D.变长
( )25.Which f the fllwing sentences can be filled in the blank?
A.And that’s what yu’re hearing when yur stmach makes nise.
B.And that’s why yu’re s hungry when yur stmach is empty.
C.And that’s what makes yu feel uncmfrtable when yu’re full.
D.And that’s hw it makes a difference t yur digestive tract.
( )26.Which f the fllwing statements is TRUE?
A.There is n way fr yu t imprve an ice cream headache.
B.Researchers have fund ut the actual functin f blushing.
C.Yur stmach makes nise nly when yu are hungry.
D.Researchers dn’t have a gd explanatin fr why yawns are cntagius.
( )27.What is the best title f the passage?
A.Sme Interesting Facts
B.Our Strange Bdy
C.Sme Useful Discveries
D.Our Amazing Feelings
Ⅵ.阅读短文,根据短文内容回答问题
What fds are successful? Hamburgers and pizzas are ppular. But instant ndles(方便面) have als becme a wrld success. Nw instant ndles are celebrating their 63rd birthday!
Instant ndles were invented by a Japanese named Mmfuku And. T find a way t make ndles last lnger, And began experimenting(实验) in 1955 and three years later, he made the first bag f instant ndles. Nw, 63 years n, they’re eaten all ver the wrld. In fact, they’re s ppular that Japanese cnsider instant ndles as their best inventin!
Each year, 95 billin packets f instant ndles are eaten arund the wrld. In the UK, peple call instant ndles “pt ndles”. University students like them a lt. During the first term at cllege, yu may be given a gift bag that includes instant ndles. Instant ndles are cheap and easy t eat. But watch ut! Peple may think yu are lazy if yu are an instant ndle lver.
The UN ften sends instant ndles as part f its fd aid. This is because f their lng life and high fat, which makes peple feel full fr lnger time.
Hwever, instant ndles aren’t ttally inncent (无辜的). They are high in fat and salt. Health experts say they are bad fr us and we shuldn’t eat them t ften.
28.Hw many years did And spend inventing instant ndles?

29.What are instant ndles called in England?

30.Why d peple think instant ndle lvers are lazy?

31.Are instant ndles high in fat and salt?

32.What d yu think f instant ndles?

Ⅰ.1.骨折 2.保持镇静
3.治疗更多的疾病 4.被用来做某事
5.be awarded…
Ⅱ be, listen 7.learn, relate
8.less 9.discvery
10.centuries 11.mre difficult
Ⅲ able t 13.influenced
14.pass n 15.g thrugh
16.Mre and mre
17.was careful abut
18.because f
Ⅳ.19.C
20.A
21.C 22.B
23.B 24.B
25.A
26.D
27.B
years./Three./Three years./He spent 3 years inventing them/instant ndles.
29.Pt ndles./Peple call instant ndles(them) “pt ndles”./They are called “pt ndles”.
30.Because (they think) instant ndles/they are cheap and easy t eat./Because (they think) instant ndles/they are cheap and easy t ck./Because they can ck/eat instant ndles easily.
31.Yes(, they are).
32.I think they are/They are junk fd/cnvenient/delicius/gd/bad…/Junk fd/Cnvenient/Delicius/Gd/Bad…/They are bad fr us and we shuldn’t eat them t ften.