What are you doing？

We are having a about when to have a party．（　　）

My brother worked out the problem by himself．He didn't ask for help．（　　）

Luke usually goes to work early so that he can the heavy traffic in the morning．（　　）

John is a doctor，but he is good at telling funny stories．（　　）

His father showed him how to talk with others like a gentleman．（　　）