... yeu min tilng Viet cung nhu y thuc giu gin sy trong sdng eua tilng Viet. Mudn ddm bdo duge ddc trung ndy, GV nen chgn lua cdc don vj ngdn ngu trong cdc tdc phdm vdn hgc cd tinh nghe thudt ... he thdng trong qud trinh phdn tich. Ngudi thyc hien hogt ddng phdn tfeh ngdn ngu cdn trdnh ldi phdn chia nhdy vgt, edeh qudng md phdi tiln hdnh phdn tfeh tung yeu to ngdn ngiJ trong he ... khdng vi thi md dua ra qud nhieu, vi nhu the vua mdt thdi gian vd fch, vua bj lodng ro, bj ldp trong qud trinh phdn tich. Hon nua, trdnh trudng hgp NL duo ro vt>o thua Iqi vwa thiiu....