例如：

I bought a new iron. It is not made of iron. 我买了一个新的熨斗，它不是铁做的。

He grows a lot of chickens, but he doesn’t like to eat chicken. 他养了许多鸡，但他不喜欢吃鸡肉。

His new novel is a great success, which shows that hard work is the key to success. 他新出版的小说获得了巨大的成功，这说明了勤奋是取得成功的关键。