lf two cats are before a cat,and two cats are behind a cat ,and a cat is i

lf two cats are before a cat,and two cats are behind a cat ,and a cat is i
lf two cats are before a cat,and two cats are behind a cat ,and a cat is in the middle,how many cats are there in all?是这题!英文的!
英语人气:975 ℃时间:2020-04-04 14:55:22
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three
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