take for
1．mistake for 误认为
I am sorry，I took you for your brother．对不起，我把你误认为你哥哥了。
What does he take us for？他把我们当作什么人？
When he worked in the countryside，he used to take wheat for barley．当他在农村劳动时，经常把小麦看成大麦。
At first they took him for a foreigner．最初他们把他当成了外国人。
2．assume to be假定是；认为是
I took it for the truth．我认为那是真的。
Make no mistake．Don't take him for a fool；he is anything but that．别搞错了，不要把他当傻瓜，他决不是那种人。