These are ______. You can buy a pair for your mother.
- How nice the fish_______!- I am glad you enjoy it. Do you know it_______ by me?
-Where is Jim?-He_______ the teachers' office.
-I can't stop smoking, doctor.-For your health, I'm afraid you_______.
Learning_______ country's language is a better way knowing of_______ culture behind it.
- My family will go to Hainan to spend the winter holiday.- Oh, wonderful! _______.