听力原文：（A) A man is putting his baby in the car.（B) A man is holding a baby in his arm.（

听力原文：（A) The man is paying the woman.（B) The man is writing down some information.（C)

听力原文：（A) A man is singing into the microphone.（B) A man is touching the strings.（C) A

听力原文：（A) The man is examining something on the wall.（B) The man is posting a message.（

听力原文：（A) He is putting on some protective clothes.（B) He is standing near equipment.（C

听力原文：（A)The man is doing maintenance outside.（B)The man is writing a letter.（C)The man

听力原文：（A)The man is replacing the wheel.（B)The man is putting fuel in the car.（C)The ma