M: Passport and Embarkation card please. 
W: Here you are, sir. 
M: Where are you from? 
W: I am from China. 
M: Did you have anything to declare? 
W: No, nothing. 
M: Would you open this suitcase, please? 
W: Sure. 
M: Let me take a look at this bag. Can you open it? 
W: Yup. 
M: Is this camera a gift for someone? 
W: No, it's my camera for personal use. 
M: You have to pay tax for this camera. 
W: No, please don't. It's is for my personal use. 
M: You have a lot of gifts, so you have to pay for the camera. 
W: Almost all are for my friends in the States.