一只老鼠走进一家商店,问店员有没有奶酪。店员说没有,于是老鼠离开了。一小时之后,老鼠又回来问道:“有奶酪吗?”店员说:“没有。如果你再问有没有奶酪,我就用胶带封住你的嘴。”过了一个小时,老鼠又回来了,问道:“你有胶带吗?”店员说:“没有。”于是老鼠又问道:“你有奶酪吗 A mouse enters a store and asks the clerk if she has cheese. The clerk said no, so the mouse left. An hour later, the mouse came back and asked, “Do you have cheese?” The clerk said, “No. If you ask cheese again, I’ll seal your mouth with tape.” After an hour, the mouse is back. And asked, “Do you have tape?” The clerk said, “No.” So the mouse asked again, “Do you have cheese?”