Unit 1
Linda comes to London
琳达来到伦敦
Lesson 1
Lesson 2
补充练习Unit 2
Good luck on Sunday!
祝你周日好运！
Lesson 3
Lesson 4
补充练习Unit 3
Is this yours?
这是你的吗？
Lesson 5
Lesson 6
补充练习Unit 4
The top three percent
跑在前面的百分之三
Lesson 7
Lesson 8
补充练习Unit 5
All about ants!
关于蚂蚁！
Lesson 9
Lesson 10
补充练习Unit 6
An elegant size
合适的尺码
Lesson 11
Lesson 12
补充练习Unit 7
A good example
好榜样
Lesson 13
Lesson 14
补充练习Unit 8
A nice quiet afternoon
一个美好安静的下午
Lesson 15
Lesson 16
补充练习Unit 9
Do your own thing
做你自己的事
Lesson 17
Lesson 18
补充练习Unit 10
Tomorrow’s another day!
明天再说吧！
Lesson 19
Lesson 20
补充练习Unit 11
We all have our troubles
家家有本难念的经
Lesson 21
Lesson 22
补充练习Unit 12
The London bus
伦敦的公共汽车
Lesson 23
Lesson 24
补充练习Unit 13
The Kalenjin
卡兰津人
Lesson 25
Lesson 26
补充练习Unit 14
Chocolate heaven!
巧克力天堂！
Lesson 27
Lesson 28
补充练习Unit 15
It's a mystery to me!
这对我来说是个谜！
Lesson 29
Lesson 30
补充练习Key
单元词表
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