摘要
马克正在找杰克森街，他跟苏希说了地址，他可以花大约15分钟走到那里．他该往哪个方向走？他可以走出电视台左转，然后在梅普街右转，他手机上的地图可以帮他的-忙。
18 Let＇s begin!
Mark is looking for Jackson Street. He tells Susie the address. He can wall（ there in about 15 minutes. Which way can he walk？ He can go out of the station and turn left. Then he can turn right on Maple Street. The map on his cellphone can help him.
