题目内容：

从方框中选择合适的单词并用其适当形式补全短文。

 

it，favorite，but，music，Saturday，think，teacher，play，for，difficult

Kitty and Dave are good friends. They are in the same school 1. they are not in the same class. Kitty's 2. subject is geography. She thinks 3. is really interesting. Mr. Green is her geography 4.．He is a good teacher. Dave likes P. E. very much. He 5. it's fun. He likes to 6. tennis with his friends. It's relaxing 7. him. He doesn't like math because it's 8.．Friday is their favorite day，because the next day is 9.．Their school has a 10. festival this Sunday. They can enjoy (享受) great music.