听力原文：（A) The man is holding a backpack in his arms. （B) The hiker has to use walking s

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 repair work has finished.（B) The man is measuring the wall.（C) The man is

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) The man is examining something on the wall.（B) The man is posting a message.（

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 woman is going up the stairs.（B)The woman is holding the handrail.（C)There