The puzzle we came up with was an if-then rule. 我们想出的难题是个”如果-则“规则。 We asked the bees to learn not just to go to a certain color, but to a certain color flower only when it's in a certain pattern. 我们要求
Look, it is true I have not managed to make everybody happy. 看，我没办法做到让每个人都高兴。 Six years into my presidency some people still say I'm arrogant, aloof, condescending. 六年总统任期间，一些人说我自大、冷漠、高人一等。 Some p
My dream weekend is colourful.On Saturday, I’m going to Hainan. I am going to the sea. I will see many tall trees. There will be many boys and grils. They are going to run and jump. I am going t
"21世纪杯"英语演讲比赛决赛演讲稿集锦 决赛特等奖选手 2018级 陈若曦 Honorable judges and dear fellow students, Just as most people here,when I first saw the topic reform and opening-up policies,a voice came out,saying w
别再为艾滋病、癌症和禽流感过度忧虑了。心血管疾病每年致死的人数比其他疾病加起来的还要多，而这大部分都是可以预防的。Dean Ornish医生将会解释如何通过改变饮食习惯从而挽救我们的生命。 Dean Ornish: The world's killer diet英语演讲稿： With all the legitimate concerns about AIDS and avian flu -- a
