Lesson 73The record-holder纪录保持着
查看详情Lesson 72A car called bluebird"蓝鸟"汽车
查看详情Lesson 71A famous clock一个著名的大钟
查看详情Lesson 75SOS呼救信号
查看详情Lesson 65Jumbo versus the police小象对警察
查看详情Lesson 64The Channel Tunnel海峡隧道
查看详情Lesson 67Volcanoes火山
查看详情Lesson 68Persistent纠缠不休
查看详情Lesson 63She was not amused她并不觉得好笑
查看详情Lesson 77A successful operation一例成功的手术
查看详情