whose age is older?Whose height is taller?Whose weight is heavier?能否使用?

问题描述:

whose age is older?Whose height is taller?Whose weight is heavier?能否使用?

确实不能这样说,三个问句的正确表达形式应该是这样的:
Who is elder?
Who is taller?
Who is heavier?