It’s time for class. So stop ________, please.
You’d better book the tickets as early as possible, ________ they will be sold out soon.
Meeting different people ________ help children learn to get along with others.
Have ________ try, and maybe you will win the free tickets to Italy.
The cinema in our neighborhood is old and small, but ________ is big and modern.
It’s essential for citizens to know that the haze(雾霾.can do harm ________ people’s health.