What were you bought yesterday.
问题描述:
What were you bought yesterday.
答案是what did you buy yesterday
我是想知道为什么
答
因为你用了两个动词,一个谓语动词were,一个动作动词bought,英语一个句子是不能有两个动词的,除非被动态或者进行时(+ing).
所以,这句话的提问,要用助动词did,带出buy.
所以正确答案:what did you buy yesterday?