---What are the people in Korea supposed to do when they meet for the first time?--- They are supposed to _______.

—Would you mind opening the door? It’s hot outside.________. —_____________.

David,an ＿＿boy can write in Chinese.

－I’m too nervous to give a talk in front of so many people. _______, Lucy. You can do it.

—________ is the pay phone?—It’s behind the bank.