---What should I do, doctor? ---_______healthy, you should take more exercise.
—Thank you for ____ me learn English, Tom. —You are welcome.
___ Mid-Autumn Festival is my favorite and ___ Halloween is Jack’s favorite.
---Could I have a rest, Sir.? ---____________, we have few minutes left.
—Could you tell me ? —Certainly.
The river near our village is about _______ long.