—Which is the second day of a week? —______, if course.A. Monday B. Tuesday C. Wednesday
— What are the neighbors doing, Joe? — Oh, they _______ a party.
Our English teacher, Mrs. Black, ________ in our school since 1992.
The Olympic Games ________ every four years.
The old people and the children must ____________ in our country.
You ____________ to the ball. Why didn't you go?