题目内容：

    Dale is eleven. He likes sports. He likes playing basketball with his classmates.

But Dale is not tidy, and（A）his things are always everywhere.

Dale has a nice black hat. Dale lost（B） it this morning. His parents know this.

（C）They take Dale to Mr. Li's Store. They buy a nice hat for him.

"It is so nice. I like it very much," Dale says.

"But you must be tidy, Dale," his mom says, " your things are always everywhere."

"I know.（D）I must be tidy for my new hat!" says Dale.

"That sounds great!" says his father.

1.将（A）处划线句子译为汉语________.

2.请写出（B）（C）处it和They分别所指代的内容________.

3.回答问题Is Dale tidy?________.

4.将D处划线句子中I改为He后改写句子。He________.