【complacent】【语法】如何使用 "Be supposed to"？

[视频作者] aymaco

[视频时长] 7:41

[视频类型] 校园学习

https://www.youtube.com/watch?v=krgPxsp-IOc How to use "Be supposed to" - English grammar 刚刚动态分享了BBC Dan的讲解，下面来看看Papa Teach Me的讲解吧！