对收音机的检查，一般要（），必要时（） A.打开电池盒盖，抽出接收天线 B.打开外壳

Harry Potter is a set of popular books created by J.K.Rowling in Britain. The books tell us some stories about a talented wizard (天才魔法师), Harry Potter. When he was eleven years old, he had an unhappy life. However, a strange letter changed everything. It said he was accepted by Hogwart's magic school which was closed to the common people. All kinds of adventures (冒险) happened to Harry from then on. He met Ron Weasley and Hermione Granger on his way to school. They became good friends later. Harry did well in his lessons and worked hard to play magic. Harry always had a positive attitude(态度)when he faced the difficulties. With the help of his friends, he tried his best to beat the enemies. Finally, the world peace came back. Smile appeared on everyone's face. If someone wants to know what takes place in the magical world, he will have to read the set of books by himself!  

The information about Harry Potter
The time when he had an unhappy life	At the 小题1:_________  of eleven years old
The feature of Hogwart's  magic school	Not小题2:________   to the common people
The place where he 小题3:_________   his good friends	On his way to school
The end of his adventures	The world peace小题4:___________
The way someone knows the magical world	Reading the set of books by 小题5:____________