what would you like,tea or coffee?和which would you like,tea or coffee?的区别

问题描述:

what would you like,tea or coffee?和which would you like,tea or coffee?的区别

你喜欢喝什么,茶还是咖啡?
你喜欢喝哪个,茶还是咖啡?

which would you like,tea or coffee?
后面有选择的用which
what would you like?后面不应该加选择。

前面一句是你喜欢什么,茶还是咖啡?说明答话人还有其他的选择,问话人只是猜测他喜欢什么.
后面一句,限定范围了,只能是这两个当中,喜欢一个.