—What color is the book?—It’s .
—Sorry , I’m busy. I can’t go fishing with you. —_______. I can ask Lily to go with me.
There are ______ students in this school.
—Do you enjoy _____ basketball? —Yes, I do. It’s my favorite sport.
Li Lei keeps ______ English every day.
I wanted to be _____ actor when I was a child.