下列各句中，没有语病的一句是(　　)

如图是某植物的生理活动示意图，其中①、②表示原料，③、④表示产物，箭头表示物质进出的方向．据图回答：

根据以下关于过氧化氢分解实验的过程和结果，下列分析错误的是（　　）

注：“﹣”表示无气泡产生；“+”表示气泡产生多少．

    Animals are our friends. We can find different animals here and there. Some animals live in big forests(森林) and some animals live with man.

    Animals can help us a lot. Elephants can do some heavy work for us. And dogs can look after the home. The kids like dogs very much. Cats are women's favorite animals.

We can eat their meat. We can make coats and shoes with their skins(皮). We can get milk from them. So man can’t live without animals.