A number of students ______ playing on the ground but I don't know what the exact number______.

—Have you seen the TV play My Ugly Mother? --Yes, it’s well worth_______.It’s _______ moving that I’ve seen it twice.

It was reported that six  _____ including a boy.

Twenty years _____ passed since I came to this school, but I feel twenty years _____a short time in my life. 

 Starring in the hit show “Daddy. Where Are We Going?”, Kimi, together with the other four kids, ________ popular with many teenagers these days.