题目

根据对话内容，从方框中选择合适的选项补全对话。 A: Hello, Darning. I have something interesting to show you. Come and have a look, please. B: Wow.  ? A: It's called "safety lock for door and window". B:  ? A: It's used for preventing children from falling down from the windows of tall buildings. B:  ? A: It was invented by two pupils from No.6 Primary School in Taijiang, Fujian Province. B:  ? A: No, it's cheap. About 10 yuan each. B: I want to show it to my parents. May I borrow it? A: Here it is. But bring it back tomorrow. B:  ! A. What is it used for B. Is it expensive C. Promise D. What is it called E. Who was it invented by 答案：【1】D【2】A【3】E【4】B【5】C

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