Having checked the doors were closed, and all the lights were off, the boy opened the door to his bedroom.
The great use of school education is not so much to teach you things ___ to teach you the art of learning.
Modern science and technology has ___ communication between people far apart.
My enthusiasm for Chinese football team gradually ____ because of their countless failures.
As you are now a member of our society we shall let you ____ our secrets.
__ many times, but she still didn't know how to do it.