如果沒聽說(shuō)過(guò)戀愛是什么的話，有些人根本不會(huì)墜入愛河。
There are some people who never have fallen in love,if they hadn't heard there was such a thing.
行業(yè)與環(huán)保人士之間的合作不僅是可能的，而且是必不可少的。
就算你要?dú)⑷?禮貌也傷不著你。
The best stories are those that mix the happiness and sadness of life together in the right proportions.