閱讀理解Whentroublecomes,whatdoweusuallydo?Wepickupourmobil...
問題詳情：閱讀理解Whentroublecomes,whatdoweusuallydo?Wepickupourmobilephonesandcallforhelp.That’seasy,right?Peoplewithmobilephonesoftenthinkso.Butinanemergency(緊急事故),manypeopleareunabletocallforhel...