题目

——Did you see Lucy last night ?She must have left home as she was wondering round the town at midnight . ——The fact that she was wondering round the town at midnight           she had left home for good . A. was not meaning       B. does not mean     C. was not mean          D. would not mean 答案：B 解析: 略19．用四个一样的长方形拼成下图，一个长方形的面积是864cm2，长比宽多12cm，求长方形的长和宽．