题目

阅读下面文章，并根据短文内容判断文后句子的正误。正确的用（T），错误的用（F）。    Today sending text messages（短信） is part of our lives. According to a survey, a third of the U. S. children send more than 100 text messages a day. Sending text messages is becoming more and more popular among young people in China, too. Children prefer text-messaging to communicate with friends no matter where they are, even under the noses of parents and teachers.  It seems that some children are addicted （上瘾） to texting. Actually sending too much is bad f10．小林在自己的博客中介绍到：“我的家在中国的地势第三级阶梯上，这里地势平坦，农业发达．”由此可判断小林所生活的地形区最可能是（　　）A．内蒙古高原B．青藏高原C．四川盆地D．华北平原