把答案的编号写在相应的括号内。
(1)The air is dirty                 A because there are many cars.
(2)The traffic is heavy             B because it’s clean an quiet.
(3)I like this city very much        C because it is very noisy outside.
(4)I often go to this supermarket    D because there are many factories
(5)The man can’t go to sleep          E because it sells lots of different things..
(6)My grandparents like countryside.  F because there are many park and libraries.