— New Concept English Book 3 Lesson 60Lesson 23 Bird flight鸟的飞行方法What are the two main types of bird flight described by the author?No two sorts of birds practise quite the same sort of flight; the va...
— New Concept English Book 3 Lesson 39Lesson 6The sporting spirit体育的精神How does the writer describe sport at the international level?I am always amazed when I hear people saying that sport creates good...
— New Concept English Book 3 Lesson 35Lesson 2 Spare that spider不要伤害蜘蛛How much of each year do spiders spend killing insects?Why, you may wonder, should spiders be our friends? Because they destroy so...
Lesson 59 Collecting收藏— New Concept English Book 3 Lesson 19What in particular does a person gain when he or she becomes a serious collector?People tend to amass possessions, sometimes without being a...
— New Concept English Book 3 Lesson 54Lesson 19 The stuff of dreams 话说梦的本质What is going on when a person experiences rapid eye-movements during sleep?It is fairly clear that sleeping period must have ...
Lesson 20 Snake poison蛇毒First listen and then answer the following question.听录音，然后回答以下问题。What are the two different ways in which snake poison acts?How it came about that snakes manufactured poison is...
— New Concept English Book 3 Lesson 51Lesson 18 Porpoises 海豚What would you say is the main characteristic of porpoises?There has long been a superstition among mariners that porpoises will save drowni...
— New Concept English Book 3 Lesson 48Lesson 15 Secrecy in industry工业中的秘密Why is secrecy particularly important in the chemical industries?Two factors weigh heavily against the effectiveness of scienti...
— New Concept English Book 3 Lesson 49Lesson 16 The modern city 现代城市What is the author’s main argument about the modern city?In the organization of industrial life the influence of the factory upon th...
— New Concept English Book 3 Lesson 50Lesson 17 A man-made disease 人为的疾病In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit. This rabbit had...