---Sorry, sir. I made a mistake again.---______. Practice more and you will do better.
George is very healthy. He _______ goes to the doctor.
I’m busy in the evening, because there _______ lots of homework to do.
–Who is ___ boy in a red cap? --He is Tom. He is good at playing ____ basketball.
--- We’re going to play on Huaguo Mount this week. --- Really? ______!
When he is free, he often helps his parents ________ some housework.