Wu Lin 给Joe 展示了家庭照片，照片上有Wu Lin 的父母，弟弟和弟弟的妻子以及弟弟的女儿和儿子，根据以上内容完成以下对话。
Joe: Wu Lin, that is a great photo.
Wu Lin: This is my family. This is my mum and this is my dad.
Joe: You (1)_______ just like your dad. You have the (2)_______ wide smile.
Wu Lin: Yes, but I (3)______ after my mum in other ways. We have the same(4)______ of humour.
Joe: Is that your big brother?
Wu Lin: Yes, we're very close. He is a good listener. This is his wife and these are their children.
Joe: Your brother and his (5)______ look like a perfect couple. And your nephew and niece are so cute.