关于含氮类激素的正确叙述是A．全部是氨基酸衍生物 B．不易被消化酶所破坏，故可供作口

假如你是Mike，下面是各科老师对你本学期的期中考试的评价。根据表格提供的信息，把老师对你的评价介绍给你的美国笔友John，写一封80字左右的信。

Teachers	What they said
Science	Hard-working
Chinese	Be good at writing
English	Do well in listening
Math	Can do better
...	...

 注意: 1.文章开头已经写好,不计词数;
2.可适当发挥,使文章连贯;
3.文中不得出现真实的人名、 校名等相关信息.
Dear John,
Things are fine here. I finished my mid-term exams last week, and I got my report card today. _______________________________________________________________________________
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Yours,
Mike