Unit One Military News Unit Two Political News(Ⅰ) Unit Three Political News(Ⅱ) Unit Four Economic News Unit Five Sports News Unit six Disaster News Unit Seven Law News Unit Eight Scientific News Key to Unit one Key to Unit Two Key to Unit Three Key to Unit Four Key to Unit Five Key to Unit Six Key to Unit Seven Key to Unit Eight Transcript of Unit One Transcript of Unit Two Transcript of Unit Three Transcript of Unit Four Transcript of Unit Five Transcript of Unit Six Transcript of Unit Seven Transcript of Unit Eight