Phrasal Verbs Lesson: Act Up 1 Alternative Meaning: To misbehave Example 1: When the teacher left the classroom the students acted up. When the teacher left the classroom the students misbehaved. Example 2: When you give children food with lots of sugar in it, they tend to act up. When you give children food with lots of sugar in it, they tend to misbehave Get FREE Access to our Fluency Power Pack Membership Join us FREE for 7 days to get access to full lessons from the Phrasal Verb Course, printable lessons and the Phrasal Verb Stories related to these podcast lessons. Of course, we know you want to improve all aspects of your English to reach fluency which is why our membership includes lessons that show you how to improve your listening skills and give you activities to help you improve your speaking skills too. During your free trial, you will also be able to join the conversation practice sessions to participate in a video call with a native speaker and other members from our website. Take the first step to reach your fluency goals by joining our 7-Day Free Trial here: https://realenglishconversations.com/courses/lp/fpp-trial/