--I haven’t seen Jack for three days, is he ill?--_______. His mother told me that he was in hospital.
Sam is a _____ swimmer. He can swim very_____.
It’s an English class. Please don’t _____Chinese.
Watching TV too much isn’t good _____ our health.
Xiaodong ______ goes to school by bike. She walks to school.
Alice _____ school at 8:00 am every day.