Why don't the twins look the same as each other (保持原意)

问题描述:

Why don't the twins look the same as each other (保持原意)
Why don't the twins look the same as each other
Why do the twins look ______ _______ each other?

Why don't the twins look the same as each other ? (保持原意):Why do the twins look _different_  _from_ ...