习作要求:选择一种物品介绍给大家,如蔬菜、水果、玩具、文具或电器。在习作之前,通过观察、参观、访问、阅读说明书等方式,尽可能多地了解这种物品,然后再想一想,可以从哪些方面、按照怎样的顺序来介绍,能用上哪些说明方法。写完以后读给同学听,看看介绍清楚了没有,不清楚的地方再改一改。 Exercises Requirements: Choose an item to introduce to everyone, such as vegetables, fruits, toys, stationery or electrical appliances. Before you start your work, learn as much as you like about the item by observing, visiting, visiting, reading the instruction manual, and then think about ways in which you can describe what you can do and how you can use it. After reading to the classmates to listen to see if there is no introduction, unclear place to change.