--Mum,it's so hot and I am very thirsty.--Here is the money,Tom.Go and buy___ an ice cream.

问题描述:

--Mum,it's so hot and I am very thirsty.--Here is the money,Tom.Go and buy___ an ice cream.
请问空格处应该填 you 还是 yourself

yourself.go and buy的主语就是you,所以宾语一定用反身代词