Characters
Your sentence
你 要 哪个?
Words in this sentence
你
you (informal, as opposed to courteous 您 (nín)); you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
要
to want; to need; to ask for; will; shall; about to; need to; should; if (same as 要是 (yàoshi)); (bound form) important
哪个
which; who