Lesson 73-78
Lesson73：The record-holder纪录保持者
Lesson74：Out of the limelight舞台之外
Lesson75：SOS呼救信哈
Lesson76：April Fools’ Day愚人节
Lesson77：A successful operation一例成功的手术
Lesson78：The last one?最后一支？
Lesson 79-84
Lesson79：By air乘飞机
Lesson80：The Crystal Palace水晶宫
Lesson81：Escape逃脱
Lesson82：Monster or fish?是妖还是鱼
Lesson83：After the elections大选之后
Lesson84：On strike罢工