Please _______ spend too much time playing computer games. It wastes a lot of time.
I feel tired, but I don’t want to stop _______.
—Is Kangkang good at English?—Sure. He _______ a lot of time on it every day.
Maria didn’t hear me. She _______ with Betty.
—You look very sad. What’s wrong?—Don’t worry. There is _______.
In the early 1800s, many workers called Monday “_______ Monday”.