jack is better at english than any -----------her classmates

选：A any other OF ( 指同范围相比,即JACK 是班上的一个）
而ANY OF （ 指不同范围相比）
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再问： 为什么要加of？jack is better at english than any other his classmates 不是也对吗？
求解。。 谢谢。
再答： 不对，应该是：
Jack is better at english than any other student in his class .

=Jack is better at english than any other of his classmates

= Jack is best at english in his class .
再问： 即any other +单=any other of +复

是吗？ 求解 谢谢
再答： 可以这样理解，但请看清楚后面接的词。