It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
When you ______ at a restaurant, please order just enough food.
Mr Lin, a famous writer, _______ our school last week.
Smile to the world, ______ the world will smile back to you.
— It will be my turn. I feel a little nervous. —______ You can make it.
My uncle lost his ID card yesterday. ______, a boy found it and gave it back to him last night.