| A. Is man the longest living animal in the world? B. how long can a butterfly live? C. it depends on what kind of dog it is. D. how much does an insect weigh? E. an ordinary cat weighs about a few kilos. |
Teacher: Does anyone know how heavy a cat is?
Boy: I think
Teacher: And
Girl: Only a few grams, I'm sure.
Teacher: Right. So. . . A cat weighs many times more than an insect.
Girl: And what about the difference between a dog and a giant panda in size?
Teacher: Well, But I would say that a big dog is just less than half the size of a giant panda.
Boy: I have a question!
Teacher: No, that's a giant turtle. But a man can live for nearly a hundred years nowadays. That's quite long.
Boy: AndCan it live as long as a man?
Teacher: No, a butterfly only lives for a few days.
Girl: What a short life!
Teacher: Yes, many insects have very short lives.
