Today'sworldisveryunsafeforchildren.Wealllistentonewsofchildabduction

everydayonTVandfeelconcernedaboutthesafetyofourchildren.Soitisnecessaryfor

parentstoknowaboutthemethodsofprotectingchildrenfromillegalelementsand

criminals.GPStrackingsystemcomesinhandyforsuchapurposeandgivesasighofrelief

totheworriedparents.WiththehelpofGPSchildtrackingdeviceyoucanlocateyourchild

easilyatanytime.

GPSchildtrackingsystemisalsoveryhelpfulforwatchingtheactivitiesofteenagers.

Thisageiscalledthemostriskyageasinthisageitisveryeasytoattractchildtowards

effortlessshortcutwaysofachievingsuccess.moneyetc.Bad-intentionedpeopletryto

misusetheinnocenceofchildren.WiththeGPSchildtrackingsystemyoucankeepa

watchonyourchildandpreventhimfromfallinginbadcompany.

Alessthan2inchessquaredeviceitisveryeasytooperateanddoesn'tneedmuch

technicalexpertise(专门技术).Youcanputitinthebackpackofyourchild.Withthisdevice

youcankeepawatchonyourchild24hoursviayourpersonalcomputer.Ifyouwitness

somethreatorifthechildfeelssomedangerinanysituationhecanpresstheSOSbutton.

Thedeviceiseasilyrechargeableandbatteryruns18~24hoursaftereachrecharge.

28.Whatdoestheword"abduction"inthefirstparagraphreferto?

A.BeingfollowedbyGPS. B.Beingfacedwithfailure.

C.Beingdisappointedwithunsafety. D.Beingtakenawayillegally.

29.Whyareteenagersatthemostriskyage?

A.Theyarenotfullyawareofthedanger.

B.Theydon'tknowhowtoprotectthemselves.

C.Theywanttogetimmediatesuccessorquickmoney.

D.Theydon'tknowhowtosucceedorgetmoney.

30.WhatcanchildrenwithGPSdoiftheyareindanger?

A.Calltheirparentsimmediately. B.PresstheSOSbutton.

C. Sendamessagetolocalpolice. D. Sendasignaltothecomputerathome.

31.Whatisthepassagemainlytalkingabout?

A.Dangersteenagersfa