阅读理解。

Youeitherhaveitoryoudon't-asenseofdirectionthatis.Butwhyisitthatsomepeoplecouldfindtheir

wayacrosstheSaharawithoutamapwhileotherscanlosethemselvesinthenextstreet?

Scientistssaywe'reallbornwithasenseofdirectionbutitisnotproperlyunderstoodhowitworks.One

theoryisthatpeoplewithagoodsenseofdirectionhavesimplyworkedharderatdevelopingit.Researchbeing

carriedoutatLiverpoolUniversitysupportsthisideaandsuggeststhatifwedon'tuseitweloseit.

"Childrenasyoungassevenhavetheabilitytofindtheirwayaround.SaysJimMartlandResearchDirectoroftheproject."Howeveriftheyarenotallowedoutaloneoraretakeneverywherebycartheyneverdevelop

theskills."

JimMartlandalsoemphasizesthatyoungpeopleshouldbetaughtcertainskillstoimprovetheirsenseof

direction.Hemakesthefollowingsuggestions:

Ifyouareusingamapturnitsoitrelatestothewayyouarefacing.

Ifyouleaveyourbikeinastrangeplaceputitnearsomethinglikeabigstoneoratree.Notelandmarkson

therouteasyougoawayfromyourbike.Whenyoureturngobackalongthesameroute.

Simplifythewayoffindingyourdirectionbyusinglinessuchasstreetsinatown.Streamsorwallsinthe

countrysidetoguideyou.Countyourstepssothatyouknowhowfaryouhavegoneandnoteanylandmarks

suchastowerblocksorhillswhichcanhelptofindoutwhereyouare.Nowyouneednevergetlostagain!

1.Scientistsbelievethat______.

A.somebabiesarebornwithasenseofdirection

B.peoplelearnasenseofdirectionastheygrowolder

C.peopleneverlosetheirsenseofdirection

D.everybodypossessesasenseofdirectionfrombirth

2.Whatistrueofseven-year-oldchildrenaccordingtothepassage?

A.Theyneverhaveasenseofdirectionwithoutmaps.

B.Theyshouldneverbeallowedoutaloneiftheylackasenseofdirection.

C.Theyhaveasenseofdirectionandcanfindtheirwayaround.

D.Theycandevelopagoodsenseordirectioniftheyaredrivenaroundinacar.

3.Ifyouleaveyourbikeinastrangeplacey