2026年课时特训八年级英语上册外研版第78页答案
Ⅵ. Choose the proper sentences to complete the dialogue. There is one extra sentence.
A: Hi! 1.
E

B: Yeah, it’s a really cool invention. I love popping the bubbles.
A: Me too! It’s super fun. Tell me about it. Who made it?
B: Well, it was invented by Alfred Fielding and Marc Chavannes in 1957.
A: 1957? That was a long time ago. 2.
B

B: At first, they tried to make a new kind of wallpaper. But it didn’t work as wallpaper. Then they saw it could be used to keep things safe when sending them.
A: That’s so interesting. It’s like an accidental invention, right? And the inventors have great qualities. First, they were creative and tried to make new wallpaper.
B: Right! 3.
C
They kept looking for other uses.
A: Yeah. Finally, they were smart and saw it could be used for packing. Do you know how it got popular?
B: Big companies began to use it to protect their things. Once people knew it could protect well and was fun, it became really well-known.
A: It’s really a great invention. 4.
D

B: Not much more. But it’s a really cool story, isn’t it?
A: Yeah, thanks for telling me all this.
B: You’re welcome. 5.
A

A. It’s fun to talk about cool inventions like bubble wrap.
B. How did they come up with this idea?
C. Next, they didn’t give up when their first idea didn’t work.
D. Do you know more about the story behind it?
E. Have you heard of bubble wrap?
F. Do you know who invented it?

答案

1—5 EBCDA

解析

【分析】
做补全对话时,需结合上下文语境匹配句子:
1. 第一空后B的回答是对某事物的肯定评价,结合选项,A应询问是否听说过气泡垫,对应E选项;
2. 第二空后B回答了最初的发明想法,所以A应问他们如何想到这个主意,对应B选项;
3. 第三空前提到“有创意”,后提到“不断寻找其他用途”,说明是接着说不放弃,对应C选项;
4. 第四空后B回答“没更多了”,所以A应问是否知道更多背后的故事,对应D选项;
5. 第五空是对话结尾,B回应完感谢后,应说谈论这类发明的感受,对应A选项。
【解析】
1. 第一空:根据B的回答“it’s a really cool invention. I love popping the bubbles.”,可知A在询问是否知道气泡垫,选E(Have you heard of bubble wrap?);
2. 第二空:根据B的回答“At first, they tried to make a new kind of wallpaper.”,可知A在问他们如何想到这个发明的,选B(How did they come up with this idea?);
3. 第三空:根据前文“they were creative and tried to make new wallpaper”和后文“They kept looking for other uses.”,可知此处是说他们不放弃,选C(Next, they didn’t give up when their first idea didn’t work.);
4. 第四空:根据B的回答“Not much more.”,可知A在问是否知道更多关于这个发明的故事,选D(Do you know more about the story behind it?);
5. 第五空:对话结尾,B回应完感谢后,应说谈论这类发明的感受,选A(It’s fun to talk about cool inventions like bubble wrap.)。
【答案】
1—5 EBCDA
【知识点】
补全对话(情景交际)
【点评】
本题为情景交际类补全对话题,需结合上下文语境分析句子逻辑,难度适中,考查学生日常对话的语境理解能力。
【难度系数】
0.6