英語(yǔ)笑話(10.27):what do I get?

what do I get?
    Teacher: If I cut a beefsteak in half and then cut the half in half, what do I get?
    Tommy: Quarters.
    Teacher: And then if I cut it twice again?
    Tommy: Hamburger.
    我能得到什么？老師：如果我把一塊牛排切成兩半的兩半，我能得到幾塊兒？湯米：四塊。老師：那我要是再切兩次，我能得到什么呢？湯米：漢堡。