“我国既有世界上最高大的喜马拉雅山，也有低于海平面的吐鲁番盆地”。此叙述最足以说明哪一项地理事实（    ）。

任务型阅读

    My problems started after I went to a boarding school. I was only 14, and at first I missed my family a lot. I often called them and cried on the phone. But after two weeks, I found I enjoyed being with my classmates at school.

    (A)I had many friends who were boys. I thought of them as my best friends – but only friends. I never guessed my friendships(友谊) with boys would become a problem.

    Then, three months later, my friends told me that some teachers and girls said I was hanging out with boys all day long in order to(为了) get attention(注意) from (B) them. Seven months after that, the head teacher Mr. Wang asked the class to choose some students to join the Students' Union (学生会). I thought I could win for I was doing well in school. I'd already won prizes for the best math and English exams. A week later, the list came out and it didn't include me. I was (C) _________.

    Mr. Wang came to me and said, "Don't be sad. I know you're excellent! Maybe you're little ( D) distant from the girls in our class. They don't know much about you, so some of them didn’t choose you. It doesn’t matter. Do your best to get along well with everyone and I think you'll make it（成功）next time.”

根据短文内容完成下列任务。