比较级：shorter.
造句：
1、My ruler is shorter than your.
2、My leg is shorter than your.
最高级：shortest.
造句：
1、Jim is the shortest of all the students.
2、My ruler is the shortest among the three.
比较级：shorter.
造句：
1、My ruler is shorter than your.
2、My leg is shorter than your.
最高级：shortest.
造句：
1、Jim is the shortest of all the students.
2、My ruler is the shortest among the three.
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