聽材料，回答問題。
（1）Where does Li Lei study？
A.At No.13 Middle School.
B.At No.3 Middle School.
C.At No.5 Middle School.
（2）What did Li Lei look like two years ago？
A.Short and thin.
B.Tall and thin.
C.Short and heavy.
（3）Who told Li Lei to have a healthy lifestyle？
A.His parents.
B.The doctor.
C.The teacher.
（4）What does Li Lei have more every day？
A.Vegetables and meat.
B.Junk food.
C.Vegetables，water and milk.
（5）How often does Li Lei exercise？
A.Once a week.
B.Twice a day.
C.Once a day.