Let's say for example, you are a botanist and your mother at the retirementcenter wants you to give a talk to her gardening club.
让我们假设这样一个案例，你是一个植物学家，你的母亲在退休老人中心想让你给她的园艺俱乐部做一个演讲。
3
Two elderly gentlemen from a retirementcenter were sitting on a bench under a tree when one turns to the other and says: 'Slim, I'm 83 years old now and I'm just full of aches and pains.