unit4.pptx
always 总是.mp4
listen and say.mp4
never 从不;绝不.mp4
often 时常;常常.mp4
sometimes 有时;间或.mp4
usually 通常地;一般地.mp4
what do you do.mp4
20220805_110152.mp3
learn.mp3
learn01.mp3
learn02.mp3
learn03.mp3
learn04.mp3
learn05.mp3
say03.mp3
say04.mp3
say05.mp3
say07-1.mp3
say07.mp3