Bill is Mike's new friend.He is twelve years old.He is (A.young B.younger) than Mike.Five years ago,he (A.was B.is) short and heavy.Candy is his favourite food.He didn't (A.liked B.like) (A.skipping B.skip) rope.He always (A.watches TV B.watched TV) on the weekend.Now he is tall and thin.He likes playing sports.He is good at (A.ice﹣skate B.ice﹣skating). (A.Winter B.winter) is his favourite season.He also (A.goes B.go) cycling after school.It is a good (A.exercise B.exercises).He works hard every day.In the future,he (A.study B is going to study) in Tsinghua University(清华大学).