5、sofgreathelptoincreasetheclassdensityandimprovetheteachingresults.ItcanalsomaketheSsreachabetterunderstandingoftheteachingmaterialbymakingtheclasslivelyandinteresting.SoIwillusethemultimedia and tapes in my class.Parttwo:TeachingmethodsAsweallknow,themainins