Video 4.20: Overview

Video 4.21: Long Time No See

Video 4.22: Bucuo/Not Bad

Video 4.23: Xihuan vs. Xiang

Video 4.24: Juede/To Think/To Feel

Video 4.25: Adverb Zhi/Only

Video 4.26: Suan le/Forget About It

Video 4.27: Verb + Object as Detachable Compound

Video 4.28: Bie ren/ Other People