名词性从句中what的用法？（详细）

Question

如题所述

Answer 1

1.与表示人的名词或人称代词连用,用来提问对方或第三者的职业或身份.例如：
What is Comrade Liu?刘同志是做什么的?
“What are you?” “I'm a worker.” “你是做什么的?”“我是工人.”
2.与介词like连用,表示“怎么样”和“象什么”的意思.例如：
What is the weather like today?今天天气怎么样?
What is the elephant's leg like?大象的腿象什么?
What does your girlfriend look like?你女朋友长得什么样?
3.与about连用,用来表示征求意见或询问消息,表示“对于……怎么样”的意思.例如：
What (is your opinion) about going out for a walk?我们出去散散步怎么样?
You didn't recognize your uncle at the station at once?What about your elder sister?你在车站没有立即认出你叔叔?那你姐姐呢?

Answer 2

指代物，从句成分不完整时用