线虫是一种好气性低等动物，因此土壤（）最多。
A.表层
B.表面
C.中层
D.下层
参考答案：A
—Tom often plays the record very loud at midnight in his apartment.
—________！
A．Just your luck
B．Better not
C．It can't he helped
D．That's too much
清代刘鹗《老残游记》中“家家泉水，户户垂杨”描写的是（）的景色。
A．镇江
B．北京
C．福建
D．济南
