Lesson 79 By air乘飞机First listen and then answer the question.听录音，然后回答以下问题。Why did the plane turn back?I used to travel

Lesson 89 A slip of the tongue口误First listen and then answer the question.听录音，然后回答以下问题。Who made the only funny joke tha

Lesson 46 Expensive and uncomfortable既昂贵又受罪First listen and then answer the question.听录音，然后回答以下问题。What did the man in t

Lesson 46 Expensive and uncomfortable既昂贵又受罪First listen and then answer the question.听录音，然后回答以下问题。What did the man in t

Lesson 52 A pretty carpet漂亮的地毯First listen and then answer the question.听录音，然后回答以下问题。What is the writers carpet made of

Lesson 76 April Fools Day愚人节First listen and then answer the question.听录音，然后回答以下问题。What was the joke?To end our special

Lesson 76 April Fools Day愚人节First listen and then answer the question.听录音，然后回答以下问题。What was the joke?To end our special

Lesson 76 April Fools Day愚人节First listen and then answer the question.听录音，然后回答以下问题。What was the joke?To end our special