以下四个措施中:①马路旁的房子的窗户采用双层玻璃;②城市禁止机动车鸣喇叭;③马路两旁植树;④高架道路两侧设隔音板墙.对控制噪音污染有作用的是( )
( )-- Is it the Tower Bridge? -- A. Yes, it isn’t. B. No, it isn’t. C. No, it is.
( )My house is . A. big and small B. small and nice C. famous and small
( )It’s very old . A. too B. two C. to
( )Beijing is big city. A. an B. the C. a
( ) My sister is very shy. A. cool B. a bit C. little