题目

听录音,回答问题。 (1) What will control the tree house's temperature? A . The roof. B . The leaf. C . The soil. (2) What is the most important design of a lizard house? A . Changing colors. B . Collecting sunlight. C . Producing energy. (3) Why can the chimney be a useful air conditioner? A . It is deep under the ground. B . It is easy for hot air to flow out. C . It allows cool air to come in easily. 答案: C A B
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