一天,林老师问蕾蕾拉什么给他听,蕾蕾说罗德第四课吧。可惜一拉,林老师不太满意,没达到老师的要求。首先,双音的两个音要一起出来,要非常整齐,E弦的音不能比A弦强,声音要平均。其次,双音要分声部拉,心中要唱,拉高声部时唱低声部,拉低声部时唱 One day, Lin asked Leilei what to listen to him, Lei Lei said Rod fourth lesson. Unfortunately, a pull, Lin is not satisfied, did not meet the teacher’s request. First of all, the two tones of the two-tone sound come out together to be very tidy. The E-string sound can not be stronger than the A-string sound, and the sound should be averaged. Second, the dual-tone sub-part pull, the heart to sing, pull the vocal part to sing the bass part, low part singing