按要求变换句型。
1. Father bought me a new bike. （同义句）
__________
2. Frank read an interesting book about history. （一般疑问句）

3. He’s cleaning his rooms. （划线提问）
   ____
4. Why not go out for a walk? （同义句）

5. Thomas spent RMB 10 on this book. （否定句）
 
6. My family went to the beach last week. （划线提问）

7. I didn’t have any friends.（肯定句）

8. They had English class yesterday morning.（否定句）