急!!!……………………………………
1.If two cats are in front of a cat,and tow cats are behind a cat,and one cat is in the middle,mow many cats are there in all?
2.做出下面这道算术题.("O"代表4,"T"代表5,"M"代表6)
P O T A T O
+ T O M A T O
----------------
S A L A D S
参考答案:3 cats in all
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