【正文】
語的方式請(qǐng)學(xué)生猜測,如: — — It’s a bird. It can swim. But it cannot fly. It has a long neck. It’s bigger than the duck. What is it? (A goose.) — — It’s a bird, too. It can swim, too. It cannot fly, either. It’s bigger than the hen and smaller than the goose. What is it? (A duck.) — — It’s also a bird. It cannot swim. It likes to eat worms. We always eat its eggs. What is it? (A hen.) — — It’s also a bird. It cannot swim, either. It likes to eat worms, too. It often wakes us up in the morning. What is it? (A cock.) — — It’s a mammal. It has a long mouth. It likes to eat chicken