题目

This kind of paper was as soft and light as silk but ______ expensive. A. much less  B. much little      C. many less  D. much more than 答案：A一个长5米、宽4米的客厅，准备铺上边长是5厘米的正方形地砖，至少需要买这样的地砖____块．A.4000B.8000C.400D.800