阅读理解Whentroublecomes,whatdoweusuallydo?Wepickupourmobil...
问题详情：阅读理解Whentroublecomes,whatdoweusuallydo?Wepickupourmobilephonesandcallforhelp.That’seasy,right?Peoplewithmobilephonesoftenthinkso.Butinanemergency(紧急事故),manypeopleareunabletocallforhel...