单词：ettenson
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Thai people believe that keeping monkeys happy brings good luck. So every year there's a day on which they have a special treat for monkeys called the Annual Monkey Feast. Hundreds of monkeys come fro
赖世雄中级美国英语
Mama cat had six new kittens. Three kittens were black, and two were white. One kitten was black, with white feet and a white face. Nancy asked, Mom, can we keep all the kittens? Her mom said no. We cant afford to keep six kittens, she said. When the
简单慢速英语阅读
文本： KEN: Ok, that's them in the chopper. All right, here's the deal. They want ______(2)_______. All right? Ok. Stay tight, let's go. TOMMY: Got it? MAN: 100% pure grade-A Colombian, my friend. TOMMY: Let me see it. MAN: The greens? TOMMY: Tens
小龟乐游记英语短文
Science and Technology 科技 Combating addiction 打擊毒瘾 Can a vaccine stop drug abuse? 疫苗能阻止药物滥用吗？ It may be possible to vaccinate people against addictive drugs 人们也许能通过疫苗来阻止成瘾药物的使用 T
经济学人科技系列
科学技术 Combating addiction 打击毒瘾 Can a vaccine stop drug abuse? 疫苗能阻止药物滥用吗？ It may be possible to vaccinate people against addictive drugs 人们也许能通过疫苗来阻止成瘾药物的使用 THE idea of vaccin
经济学人科技系列
Science and technology 科学技术 Combating addiction 抵抗毒瘾 Can a vaccine stop drug abuse? 有抗毒品的疫苗么？ It may be possible to vaccinate people against addictive drugs 也许通过接种疫苗帮助人们摆脱毒瘾将成为可能
经济学人科技系列