1. 第4課課文練習唸3遍

https://www.youtube.com/watch?v=HqLwJL9GMZE&list=PLrMWWME8D6uRtvSgdJ0hniG5Z793JRGol&index=18

2. 課文語詞練習唸

https://www.youtube.com/watch?v=GmMgzB6b11U&list=PLrMWWME8D6uRtvSgdJ0hniG5Z793JRGol&index=19

https://www.youtube.com/watch?v=AAMdWnOVYG8&list=PLrMWWME8D6uRtvSgdJ0hniG5Z793JRGol&index=20