书面表达。
介绍你的一个朋友或者是亲人过去的情况，可以包括其外貌，性格，爱好等等 ，以及现在情况
的不同。
要求：语句通顺，条理清楚，且字数在60个单词左右。
I have a good friend, Her name is Mary. She has changed a lot in the last few years. She used to be short
and quiet, But now she is very tall and outgoing. She used to walk to school, But now she goes to school by
bike. She used to be afraid of math, but now she is good at math. She thinks math is interesting. She used to
watched TV in the spare time, Now she does sports in the spare time. People sure change.
答案不唯一