One day, the father lets eight year-old son send a letter, the son took¹ the letter , the father then remembered didn't write the address and addressee's name on the envelope².

有一天,父亲让八岁的儿子去寄一封信,儿子已经拿着信跑了,父亲才想起信封上没写地址和收信人的名字。

After the son comes back, the father asks him: "You have thrown the letter in the mail³ box?"

儿子回来后,父亲问他:"你把信丢进邮筒了吗?"

"Certainly⁴"

"当然"

"You have not seen⁵ on the envelope not to write the address and the addressee name?"

"你没看见信封上没有写地址和收信人名字吗?"

"I certainly saw⁶ nothing written on the envelope."

"我当然看见信封上什么也没写"

"Then why you didn't take it back?"

"那你为什么不拿回来呢？"

"I also thought⁷ that you do not write the address and the addressee, is for does not want to let me know that you do send the letter to who!"

"我还以为你不写地址和收信人,是为了不想让我知道你把信寄给谁呢!"