听力原文：（A)The houses are built with a same design.（B)The man is leaning on the wall.（C)T

听力原文：（A) The gardeners are planting a tree. （B) The firefighters are filling their buc

听力原文：（A) Some boats are docked in the harbor.（B) The boats are transporting cargo.（C)

听力原文：W: Are you going to buy a house in the suburbs？M: No, I prefer to live in the cit

听力原文：（A) They are raising the pipes.（B) They are lying down on the ground.（C) They are

听力原文：（A) The boxes are on a conveyor belt.（B) Workers are taping the boxes.（C) Workers

听力原文：（A) The house is more than three stories high. （B) They are wandering with their