按括号内的要求改写句子。

1．The dress cost so much that she didn't buy it．（用too…to…改写）

2．It rained yesterday，so I stayed at home．（用because改写）

3．My parents will go to America in two weeks．（对划线部分提问）

4．I hardly ever meet him after he moved to another district．（对划线部分提问）

5．Collecting coins interests the small boy．（用interested改写）