It is a common practice in the USA that one needs to make a(n) ___ before seeing a doctor.

Many trees and flowers ______ in our school last year and they made our school a beautiful garden.

______ are the Olympic Games held?—Every three years. [ ]

Please stand when you answer the teacher’s questions in class.[ ]

Class regulations state _____ is the last to leave the classroom _____ off all the lights.