Ⅴ. Choose the proper sentences to complete the dialogue (There is one extra sentence) and answer the question.
A: Hi! Did you see the new invention? A backpack that uses sunlight to charge（充电）phones!
B: Really? That's cool! 1.
A: A girl named Lisa. She's an inventor from America.
B: How does it work?
A: There are small solar panels on the bag. They catch sunlight and store energy!
B: 2.
A: Yes! But it works better in sunny weather. Lisa says it's good for students.
B: Is it very expensive?
A: Not too much! 3. Many people can afford（买得起）it.
B: Why did Lisa invent this?
A: She wanted to help people and protect the environment.
B: I think it's a great invention! 4.
A: Good idea! You will like it!
A. Who made it?
B. What did Lisa invent it for?
C. It costs about 200 yuan.
D. Can it work on cloudy days?
E. Maybe I'll ask my parents to buy one for me.
5. Would you like to buy Lisa's invention? Why or why not? (No more than 20 words)

1. A
2. D
3. C
4. E
5. Yes, I’d like to buy it because it is convenient and environmentally friendly.（言之有理即可）

【分析】
补全对话需依据上下文的问答逻辑选择匹配的句子，开放性问题需结合发明的优点作答。第1空后答语说明发明者，对应询问“谁制作的”；第2空后答语涉及天气对使用的影响，对应询问阴天能否使用；第3空围绕价格展开，需填价格相关内容；第4空结合夸赞和“好主意”，对应表达购买意愿；第5题需紧扣发明的优点（如方便、环保）作答，控制在20词内。
【解析】
1. 第1空：根据答语“A girl named Lisa”（指发明者），可知此处询问“谁制作的”，对应选项A。
2. 第2空：根据答语“Yes! But it works better in sunny weather”（涉及天气对使用的影响），可知此处询问“阴天能否工作”，对应选项D。
3. 第3空：根据问句“Is it very expensive?”及答语“Many people can afford it”，可知此处说明价格，对应选项C。
4. 第4空：根据前文“I think it's a great invention!”及答语“Good idea!”，可知此处表达购买意愿，对应选项E。
5. 第5题：开放性问题，结合发明的优点（方便、环保）作答，示例：Yes, I’d like to buy it because it is convenient and environmentally friendly.
【答案】
1. A 2. D 3. C 4. E 5. Yes, I’d like to buy it because it is convenient and environmentally friendly.
【知识点】
补全对话、日常交际用语
【点评】
本题考查日常对话逻辑理解，要求学生结合上下文选句，开放性问题需紧扣发明优点作答，难度适中。
【难度系数】
0.6