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Englishlearningguide（Book3-Unit4）Designer：LiJingboExaminer：LiDongyu

Content

Unit4Astronomy:thescienceofthestarsPeriodOneReading

Teacher

Type

Newlesson

Learningaims

Knowledge:Learnsomenewwordsandexpressions

Ability:Graspdifferentreadingskills

Moral:Todeveloptheabilityofexploring

Learningimportantpoints

Graspthewordsandexpressions

Graspdifferentreadingskills

Learningdifficultpoints

Theimprovementofreadingability

Learningmethods

Learnbyoneself.Cooperativelearning.Discussion

Learningprocedures

Personalsuggestions

1.WriteouttheChinesemeaningofthenewwordsandexpressions.

Words：

(1)systemn.(2)theoryn.

(3)billionpron.&n.&adj.

(4)globen.(5)violentadj.

(6)carbonn.(7)dioxiden.

(8)atmospheren.(9)unlikeprep.

(10)fundamentaladj.(11)harmfuladj.

(12)acidn.(13)chainn.

(14)multiplyvi.&vt.(15)oxygenn.

(16)existvi.(17)thusadv.

(18)puzzlen.vt.&vi.

Phrases：

intime

layeggs

givegirthto

inone’sturn

preventfrom

2.Aquizonastronomy:

TrueorFalse(TorF)

()1.Theearthmovesaroundthesun.

()2.Ittakestheearthonedaytomove

aroundthesun.

()3.Earthistheonlyplanetmovingaround

thesun.

4.The)4.Theearthistheonlyplanetinthesolar

systemwhichhaslivingcreatures.

()5.Thereisatmosphereonthemoon.

Fastreading

Matchthemainideawitheachparagraph.

Para.1Theformation(形成)oftheearth.

Para.2Theimportanceofwaterforlife.

Para.3Awidelyacceptedtheoryabouttheformationoftheuniverse.

Para.4Thearrivalofhumansandtheirimpactontheearth.

Para.5Thedevelopmentofplantsandanimalsontheearth.

Carefulreading

1.WhatisthewidelyacceptedtheoryinPara1?

(Para1)

2.Howdidtheearthcomeintobeing(產(chǎn)生）?

(Para2)

BigBang→acloudof_____

asolid←slowlycombine↓

itexplodedloudlywithand

theearth’s↓

theearthdown

3.Para3

Whyiswatersoimportantforthebeginningoflife?

4.Para4

Whatlifedevelopedafterwaterappeared?

Para5

Afterthecleveranimals(humans)becameimportant

onthe