老师刚讲完写信的格式与要求,小花便写了封寄给远方好友的信,自己用心叠了一个信封,正准备将信装进去时,两位姐姐走了进来。“那不行,邮局是不会发这样的信封的。”二姐看见了说道。“岂止这样,我听我的同学们说,不是在邮局买的信封与邮票,那邮政员,还不会给你发呢!”“这怎么 The teacher just finished writing the format and request. Xiaohua wrote a letter that was sent to a friend in the distance. He carefully folded an envelope and was ready to put it in. The two sisters walked in. “That’s no way. The post office will not send such an envelope.” The second sister said. “After all this, I heard my classmates say that instead of the envelopes and stamps that were bought at the post office, the postal officer would not send you any!” “What is this?