看图，将下列句子补充完整。

l. They were              then. Now they are              .

2. She was fat then. Now she is               .

3. She was short then. Now she is                 .

4. She was four then.Now she is               .

装饰装修工程是依据（）区分工程规模标准的。

A.建筑面积

B.单项工程合同额

C.建筑物层数

D.建筑物高度