Unit3Warm-upQuizComputerandtheInternetGivedefinitionstowordsandphrases大家有疑问的，可以询问和交流c.Completethedefinitionofspamwiththewordsinthebox..d.Attheendofpartoneofhistalk,ProfessorCrystalasks,“Butwhythewordspamforthissortofthing?”Whichofthefollowingexplanationsoftheoriginalmeaningofspamdoyouthinkiscorrect?DiscussthesequestionswithotherstudentsEverycoinhastwosidesAdvantagesAcompositionToassessyourlevelofaddiction,answerthefollowingquestionsusingthisscale:1=Rarely.罕见2=Occasionally.偶尔3=Frequently.常有4=Often.经常5=Always.总是0=Doesnotapplied