1、The skirt is made of silk .（对划线部分提问）

______is it _____of ？

2、Lucy could hardly write when she was five , _____ _____ ?（改为反意疑问句）

3、Do you know ? Where does she live?（改为含有宾语从句的句子）

Do you know ____ she ____?

4、Can you tell me where I can buy a scarf （改为简单句）

Can you tell me where _____ ____ a scarf?

5、This dress cost 50 yuan.（改为同义句）

This dress ____ ____ 50 yuan.