wh-系列的英语单词哪些可以充当主语？比如which

Question

就是what where which 神马的 还有that!

Answer 1

that 是代词。可以做主语，表语，定语
This is my book, that is yours. 主语。 That book is broken. 定语， That's my English teacher over there. 主语
特殊疑问词分为两种：
一、特殊疑问代词，如what, which, whose, who, whom。疑问代词在句中可作主语、宾语和定语、表语。如：
Who is reading the book?(主语)
What's your name?(主语)
Which man do you like?（定语）
Whose book is this?（定语）
Whose is this book?（表语）
Who are they?（表语）
Whom are you looking for?（宾语）
Where is the store? (表语)

二、特殊疑问副词，如when, where, why, how, how many, how much, how old, how often，等等。when在句中作时间状语，where作地点状语，why作原因状语，how作方式状语，等等。如：
When did you come?
Where are you going?

Answer 2

是有where不能做主语。本回答被提问者采纳

Answer 3

who
whose
when
where
whom