上海市第五届小学生科普英语竞赛B卷.docx

上海市第五届小学生科普英语竞赛B卷.docx

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上海市第五届小学生科普英语竞赛B卷

上海市第五届小学生科普英语竞赛

初赛试卷（A卷）

（总分：

100分；时间：

45分钟）

学校姓名年级分数

PartIVocabulary（词汇）：

40分

1.ChoosecorrectwordsfromWordBanktofillintheblanks.（选择正确的词填空。

）：

10分

III.Matchthewords（将下列同义词和反义词连线配对）：

20%

1）Elephants’earsare_________.

2）Birdfluis_________byavirus.

3）Ifyourdogdoesn’tlikethewater,don’t_________hertogoin.

4）Dolhpinsarethe_________starsintheaquarium.

5）Tigers’scanineteethcanbe_________to8cmlong.

2.Writecorrectwordsaccordingtothefirstletter.（根据首字母填空。

）：

10分

1）Dolphinsj______outofthewateralot.

2）Tigersarec______andcautioushunters.

3）Gravitymakesthingsf______totheground.

4）Elephantsusetheirtrunkstos______upwatertodrink.

5）Elephants’feethavefourt______.

3.Crosswordaboutanimals.（有关动物的字谜）：

20分（每个单词2分）

Writetheanimal’snameinthenumberedgridspacesaccordingtothenumberedpictures.（根据图片，在空格内填写相应的单词。

）

①

①

②

③

④

⑤

⑥

⑦

⑧

⑨

③

④

⑤

⑥

⑦

②

⑧

⑨

Thelettersinthedarksquaresmakeupawordtodescribe（描写）ahabitcommontobears.

Whatisit?

______________（2分）

PartIIKnowledgeQuiz（知识小测验）：

25分

1.Choosethecorrectanswer.20分

（）1）Anobjectis______timesheavierontheearththanonthemoon.

A.six

B.five

C.eight

（）2）Gases,suchas______,aregivenoutandincreasethegreenhouseeffect.

A.O2

B.CO

C.CO2

（）3）Tigerssensethingswiththeir______.

A.whiskers

B.tongue

C.teeth

（）4）Don’tcountyourchikensbeforethey’rehatched.Whatdoesthissayingmean?

A.Youshouldprotectchikensastheyhaven’tgrownup.

B.Don’tbesoexcitedbeforeyoufinallysucceed.

C.Youwillbedisappointedwhenyoucountyourchikens.

（）5）Elephantslive______.

A.alone

B.inacave

C.inagroup

（）6）Atabout240,000milesawayand2,160milesindiameter,theMoonisEarth’sonly______.

A.star

B.planet

C.satellite

（）7）Whatdoyoumeanbythetermrenewableenergy?

A.Buyingnewenergy.

B.Energythatneverrunsout.

C.Makingnewenergy.

（）8）Whichisrenewableresources?

A.Gasoline

B.Fossilfuels

C.Windpower

（）9）PeopledonotusemorenaturalresourcesatafasterratethantheEarthmakesavailable（可用的）.Itisasustainable（可持续的）lifestyle.Whichofthefollowingchoicesaremoresustainable?

A.

B.

Ridingthebushome

Ridinginacar

（）10）Accordingtothesustainablelifestyle,whichofthefollowingchoicesaremoresustainable?

A.

B.

Hamburger

OrganicVeggieSalad

2.Testyourself.5分

PartIIIClozeTest（完型填空）：

20分

1.Choosethecorrectword.10分

Therearetworeasonswhytheseaisblue.Firstlybecausethe____1）____isblue.Itreflectsontheseaandmakesthesea____2）____blue.Whentheskyisgrey,thesealooksgreytoo.

Thesunalsomakesthesealookblue.Sunlightisamixtureofallthe____3）____oftherainbow,althoughwecan’tseethem.

Waterseparatesthedifferentraysoflight.It____4）____green,redandyellowrays,but____5）____raysarereflectedupwardsandmakethesealookblue.

（）1）A.water

B.seeitself

C.sky

（）2）A.look

B.seem

C.into

（）3）A.rays

B.colours

C.bands

（）4）A.takes

B.absorbs

C.changes

（）5）A.other

B.white

C.blue

2.Choosethecorrectword.10分

Tigersaremagnificentcreatures,anditwouldbeterribleiftherewerenotigersintheworldinthefuture.____6）____,manypeoplefearthis,andtheyareworking____7）____tohelpsavethetigers____8）____intheworld.

Manypeople____9）____wildlifeorganizations.OneorganizationiscalledCareoftheWildInternational.Ithelpstomakesafeplacesforthetigers____10）____livein.

（）6）A.Terribly

B.Luckily

C.Finally

（）7）A.hardly

B.happily

C.hard

（）8）A.living

B.valuable

C.left

（）9）A.build

B.join

C.find

（）10）A.to

B./

C.they

PartIVReading（阅读理解）：

15分

Passage1（10分，每题2分。

）

Dogsdon’tliveaslongaspeople.Fewofthemreachtheageof15.Dogs’lifeexpectancy（预期寿命）dependsongoodfood,physicalexerciseandwhetheritsparentsarehealthy.

Dogsagefasterthanhumans.Buttheydon’tageataregularspeed.Whenyoungdogsare3monthsold,theyarelike3-year-oldchildren.At6monthstheyarelike10-year-oldchildren.Dogs’lifeexpectancyalsodependsonitssize.Usually,smalldogslivelongerthanbigdogs.Asmalldogthatweighslessthan15kgisoldbythetimeitis10yearsold.Amiddle-sizeddogisoldwhenitis8.Abigdogthatweighsmorethan40kgisoldwhenitis6yearsold.

TRUEORFALSE?

（）1）Adog’sageiscountedlikeourhuman’s.

（）2）Healthydogscanreachtheageof15easily.

（）3）Dogs’lifeexpectancydependsmostlyonnutrition.

（）4）Dogsageatanirregularspeed,fasterthanhuman.

（）5）Bigdogsusuallyliveshorterthansmallones.

Passage2（5分，每空1分。

）

Thefollowingpicturesshow24hoursinthelifeofanowlasitleavesthenest,huntsatnight,eatsandreturnstoitssheltertosleep.Theyareallmixedup.Canyouputthemintherightorder?

Writeyouranswerhere:

______、______、______、______、______