李坚柔在2014年索契冬奥会短道速滑女子500米决赛里顶住了范可新、刘秋宏意外折戟半决赛的压力，在决赛里把握住对手失误的机会，以45秒263的成绩夺得了中国代表团在本届冬奥会的首枚金牌，而中国队也实现了该项目冬奥会“四连冠”的壮举。她的成功主要得益于她在任何环境中都以积极的心态和辛勤的汗水滋润自己成长，这说明（     ）

选择方框中的句子补全对话，将句子的字母代号写在横线上。

Mum: Dinner is ready, John!  ____   

John: I am in my bedroom.

Mum: ____  

John: I am talking with my new friend.

Mum: ____ 

John: No. He lives in the UK. But we are in the same football club on the internet. ____  

Mum: What are you talking about?

John: ____ We both like Manchester United(曼联队).

A: Betty, will we study at school in the future?

B: ____ But we don't use paper, pens or rulers.

A: What will we use?

B: ____

A: But will we use pencils in the art class?

B: ____ We will draw pictures on the computers.

A: ____ How long will we study at school every day?

B: I think we will study for about three hours and then we can play games.

A: Really?

B: ____ It's just my dream.

A: It's my dream too.

对我们的学校，我们应持的正确态度是（   ）