Welcome to lesson 77. In this lesson we will learn how to tell others to do or not to do something. Learn about imperative tone in Mandarin. Imperative tone means that the tone of your conversation sounds like you are giving orders to someone. You will also pick up a lot of new and useful vocabulary. Listen to the situational dialogs and repeat after us. Please sign up and become a registered subscriber to download ALL 200+ audio lessons with full PDF transcripts and worksheets.