包装按其功能可分为工业包装和商业包装。工业包装又称为运输包装,其目的是保证商品在运输、保管、装卸搬运过程中保持商品的完好。
参考答案:对
Choose the words and finish the paragraph. (选择合适的词填空)
Linda and Mary are good friends. Linda is an American girl. Mary _______ (is/are)from London.
They are in the same school. Linda's parents work in a school. They _______ (teach/teaches) English.
They ______ (likes / like) cooking and eating Chinese food. They can speak Chinese. Mary's mother
is a salesperson. She _______ (sell /sells) beautiful blouses and dresses. Mary's father _______
(work /works) in a factory. He is a good worker.
常用喷雾器有三种类型()、压力式喷雾器、()。