【In_____mostcountries,auniversitydegreecangiveyou______flyingstartinlifeAtheaBthe不填C不填不填D不填a顺便在问一下,university前面为啥用a不用the?】

　　In_____mostcountries,auniversitydegreecangiveyou______flyingstartinlife

　　AtheaBthe不填C不填不填　D不填a顺便在问一下,university前面为啥用a不用the?