51. 发明改变了世界，也改变了我们的生活。因为有了发明，我们的生活才变得更加丰富多彩。请根据下列提示问题，写一篇80词左右的短文来谈谈你最喜欢的一项发明。
提示：(1)What is your favourite invention? (2)Why do you like it best? (3)Do you think it will still be used in the future?

One possible version:
The world has changed a lot because of the inventions.
The robot is one of the most useful inventions.It's also my favourite invention.It can help us do many things today.In hospitals, robots can help look after sick people.In factories, they can help workers do lots of dangerous and difficult work.In people's homes, they can help people wash clothes, do the dishes, sweep the floors, cook food and so on.
Robots are very important to us.I think they will still be used in the future.

【分析】本题要求写一篇80词左右的英语短文，需紧扣三个提示问题：明确最喜欢的发明、说明喜欢的原因、判断其未来的使用情况。解题思路为：1. 确定具体的发明（如机器人）；2. 围绕该发明在不同场景（医院、工厂、家庭）的功能阐述喜欢的理由；3. 结合发明的实用性，说明其未来仍会被使用的观点，同时控制词数，保证语言通顺、要点齐全。
【解析】按照要求，先点明最喜欢的发明是机器人，再从机器人在医院、工厂、家庭中的作用说明其实用性，解释喜欢的原因，最后结合其重要性说明未来仍会被使用，组织语言时注意词数符合要求，逻辑清晰。
【答案】One possible version:
The world has changed a lot because of the inventions.
The robot is one of the most useful inventions. It's also my favourite invention. It can help us do many things today. In hospitals, robots can help look after sick people. In factories, they can help workers do lots of dangerous and difficult work. In people's homes, they can help people wash clothes, do the dishes, sweep the floors, cook food and so on.
Robots are very important to us. I think they will still be used in the future.
【知识点】英语话题写作、说明文写作
【点评】本题为话题类英语写作题，考查学生对发明话题的理解及英语表达能力，要求紧扣提示要点，语言通顺，是基础写作题型，难度适中。
【难度系数】0.6