Enter the GAG Educational Twilight zone...
You are there with your fiancee and her father who are Chinese, he no speak English, she speak English good.
You being generous man, offer a pear for sharing and carefully, cut it in half and give your fiancee the other half. You good man!
She has a look of fright... her father says some weird stuff in Chinese and they march off, her in tears, they very hurt and seem... angry.
What went wrong?
Answer forthcoming on Monday... no cheating on internet...