when i counted pigs 当我数了数猪 ; 当我数过猪 ; 当我算猪
I love pigs 我爱猪
I eat pigs eat 猪能吃的我都吃
MOM say I like pigs 妈妈说我像头猪
I was upstairs in pigs 我楼上的是猪
I hope you become pigs 我希望你以后变成猪
I love silly pigs 傻猪我的大爱
I asked you whether pigs 我问你是不是猪啊
You could say, I could have zero chickens and 20 pigs, does that work? I've got one chicken and nineteen pigs, does that work?
为什么简单列举出所有可能的情况,再一个来检验?你可能会说,我可以有0只鸡和20只猪,这能行吗?
System of linear equations. What are the equations here? Well, I could say, you know, the number of pigs plus the number of 20 chickens equals 20, right? Because we've got 20 heads. And then what else do I have?
如何解决这个问题呢?,用线性方程式的办法来解决,等式是什么呢?你应该知道,猪的数量加鸡的数量等于,对吧?因为我们有20个头?
I've got two chickens and eighteen pigs, you get the idea.
我有1只鸡和19只猪,这能行吗?,我有2只鸡和18只猪。
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