Lesson 15begin 开始 thousand 千 hundred 百 ancient 古代的 history 历史 modern 现代的 event 项目 begin-began see-saw sell-sold have-had think-thought learn-learnedOlympic Gamesancient Olympic Games When did the ancient Olympic Games begin? They began in 776BC, about 3000 years ago.Lesson 16ancient 古代的 ago 以前 man-men 男人 take part in 参加 host 举办 Greece 希腊 Athens 雅典 different 不同的 hold-held can-could have-had stop-stopped decide-decidedIOC: International Olympic Committee When did people hold the first modern Olympic Games? They held them in 1896 in Athens, Greece.Lesson 17such 如此 success 成功 win 赢 number 数字 shirt 衬衫 set 摆放 bowl 碗 Chinese 中国 的 medals 奖牌 win-won am/is-was are-were host-hostedgold 金 silver 银 bronze 铜 proud of 为骄傲 sportsman-运动健儿 sportsmen-运动健儿 （复）the 29th Olympic Games 第29届奥运 会 such a great success 如此成功 Chinese people 中国人 How many medals 多少奖牌 sportsman-sportsmen 运动员 gold medal 金牌 silver medal bronze medal come out 出现 gold medal table 金牌榜 sports festival 体育盛会 proud of 为而骄傲 How many medals did Chinese sportsmen win? They won 51 gold medals, 21 silver medals, and 28 bronze medals.