It’simportanttolearnthingsaboutprotectingenvironment.Here’sa4Rsruleforus.

·Reduce

Ifyouwanttoreducewasteyoushouldusethingswisely(明智的).Alargenumberoftreesarebeingcutdowntomakepaper.Ifeveryoneusespapercarelesslyandthenthrowsitawaysoonwewouldnothaveanytreesleft.Someotherthingsarealsobeingwastedandpeopledon’tknowwhattodowithwasteinbigcitiessoit’snecessarytoreducewaste.

·Reuse

Youshouldalwaysthinkofreusingtheusable(可用的)thingsbeforethrowingthemaway.Giveyourclothesorthingsyoudon’tusetothepoor.Inafamilyyoumaypasssuchclothesontoyouryoungerbrothersorsisters.

·Recycle

Bottlescansandpapercaneasilyberecycled.Bydoingsowesavelotsoftimeandmoneyforexamplecolacansaresenttoafactorywherethey’resmashedflat（压平）andsmelted(熔化)andthemetalthingsaremadeintonewcolacans.

·Repair

Ifoneofthelegsofyourtableisbrokenyoucanrepairit.Ifyouwanttochangeforbetteronesit’sbetterforyoutoselltheoldonesorgivethemtootherpeoplewhocanusethemafterdoingsomerepair.

根据短文内容，选择正确答案。

( )1.The“Reduce”rulemainlyrequiresus_____.

A.tousethingswisely B.tocutdownmanytrees

C.tousepapercarelessly D.tousemoreandmorethings

( )2.What’stherightorderofrecyclingcolacans?

a.smashthemflat b.collecttheusedcans

c.smeltthem d.sendthemtoafactory

A.a-b-c-d B.d-c-b-a C.b-d-a-c D.b-d-c-a

( )3.The“Reuse”rulemainlyrequiresus_____.

A.tothrowawaytheoldclothes

B.tocollectwastepaperandsoftdrinkcans

C.tousebothsidesofpaper

D.togivetheoldbutusablethingstothepoor

( )4.Whichsentenceisaboutthe“Repair”rule?

A.Whenyouleavearoomturnoffthelights.

B.Takeaclothbagwhenyougoshopping.

C.Don’tuseplasticbags.

D.Ifyourchairisbrokenyoucanrepairit.

( )5.Whichisthebesttitleforthispassage?

A.A4R