书面表达。
根据提示写一篇短文，注意使用比较级句式。（词数80左右）
提示：你和两个好朋友（Tom和Mike）都喜欢运动，如：足球、游泳、
滑冰、跑步、跳远。但你们3个人高矮轻重各不相同，对各种运动的爱好
程度和水平也有差异。
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I have two good friends. They are Tom and Mike. I am shorter than Tom; who is shorter
than Mike. We all like playing football, but I am better at it than Tom, who is better at it than
Mike. I am quiet, but Tom is outgoing, and Mike is more outgoing than Tom. Tom is smarter
than Mike, but I am smarter than Tom.I like math and physics. Tom likes history. Mike likes
P.E., and he is more athletic than we two. We all study hard.
(答案不唯一)
是新药研制过程中发现的一类重要活性物质，具有抗惊厥、抗肿瘤、改善脑缺血等性质。下面是某研究小组提出的一种氧氮杂
类化合物H的合成路线：
）的酸酐，
）和聚合物Q：
，且二者处于对位。