請先觀看下面影片
https://www.youtube.com/watch?v=23lV_EvkJBA
再回答下方的學習單
https://docs.google.com/forms/d/e/1FAIpQLSeEpcM4S3Im09S93v2_-U4qY14qEEYqrzYv0OOejDyRFb4KtA/viewform