You're taking a picture with your friends. What will you say?
Say cheese!
Someone is blocking (堵塞) the door. What will you say?
Excuse me.
You're in Taipei and can't find the National Palace Museum, so you talk to someone. What will you say?
Excuse me. I'm lost.
When you and your friends arrive at Taipei 101. What will you say?
Here we are!
You go on a nature trip to Shifen waterfall and when you see it. What will you say?
Wow! Beautiful!
