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her: Does anyone know how ________ a cat is? Boy: I think an ordinary cat ________ about a few kilos Teacher: And how ________ does an insect weigh? Girl: Only a few grams, I’m sure. Teacher: Right. So…a cat weighs many ________ more than an insect. Girl: And what about the difference in ________ between a dog and a giant panda Teacher: Well, it depends on what kinds of dog. But I would say that a big dog is just less than half the size of a giant ________. Boy: I have a question! Is man the ________ living animal in the world? Teacher: No, that’s a giant turtle. But a man can live for nearly ________ years nowadays. That’s quite long. Boy: And how _______ can a butterfly live? Can it lie as long as a man? Teacher: No, a butterfly only lives for three days. Girl: What a ________ life Teacher: Yes, many insects have short lives. 3. 動耳動口: Step1 聽錄音跟讀(注意語音語調(diào)) Step2 和你的同伴一起來練嘴巴,完成 2c 1). Read the dialogue and act it out in pairs. 2). Make similar dialogue using the