Unit 1 Linda comes to London 琳達來到倫敦 Lesson 1 Lesson 2 補充練習Unit 2 Good luck on Sunday! 祝你周日好運! Lesson 3 Lesson 4 補充練習Unit 3 Is this yours? 這是你的嗎? Lesson 5 Lesson 6 補充練習Unit 4 The top three percent 跑在前面的百分之三 Lesson 7 Lesson 8 補充練習Unit 5 All about ants! 關于螞蟻! Lesson 9 Lesson 10 補充練習Unit 6 An elegant size 合適的尺碼 Lesson 11 Lesson 12 補充練習Unit 7 A good example 好榜樣 Lesson 13 Lesson 14 補充練習Unit 8 A nice quiet afternoon 一個美好安靜的下午 Lesson 15 Lesson 16 補充練習Unit 9 Do your own thing 做你自己的事 Lesson 17 Lesson 18 補充練習Unit 10 Tomorrow’s another day! 明天再說吧! Lesson 19 Lesson 20 補充練習Unit 11 We all have our troubles 家家有本難念的經(jīng) Lesson 21 Lesson 22 補充練習Unit 12 The London bus 倫敦的公共汽車 Lesson 23 Lesson 24 補充練習Unit 13 The Kalenjin 卡蘭津人 Lesson 25 Lesson 26 補充練習Unit 14 Chocolate heaven! 巧克力天堂! Lesson 27 Lesson 28 補充練習Unit 15 It's a mystery to me! 這對我來說是個謎! Lesson 29 Lesson 30 補充練習Key 單元詞表