问题描述：
找出下列每组单词中不同类的一项
a an the at
at yes of in
yes no not game
she he boy I
what who that how
ring watch good bag
pen computer notebook eraser
a an the at
at yes of in
yes no not game
she he boy I
what who that how
ring watch good bag
pen computer notebook eraser
问题解答：
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