题目

节约能源，保护环境，下列做法或现象中需要改进的是:A．及时关掉未关紧的水龙头，尽量做到一水多用;B．将废纸、矿泉水瓶等达到废品收购站;C．养成人走灯灭的习惯，利用垃圾焚烧发电;D．汽车排出黑色的尾气. 答案：D---Where is your dictionary, Yu Mei?---Oh, I ______ it to Amy yesterday. She'll return it tomorrow.A.showedB.lentC.gaveD.borrowed