十三、书面表达。（共5分）
亲爱的同学，想要让我们的城市一直干净和美丽，我们可以采取哪些行动？又有哪些行为需要杜绝？请以“Keep our city clean”为题，写一篇倡议书，让更多的人知道保护城市环境的重要性。
要求：1. 根据图片内容提示，并结合实际生活展开合理想象。2. 语句通顺，语法正确，条理清晰，不少于50词。

Keep our city clean

One possible version:
Keep our city clean
Our city is not very clean now. Rubbish makes the river dirty. Smoke from cars and factories makes the air dirty too.
To keep our city clean, we can't throw rubbish everywhere. We can put rubbish in different bins. We can't pour dirty water into the river. We can ride bikes to school or to work. We can also plant more trees.
Please join us to keep our city clean!

【分析】
要完成这篇以“Keep our city clean”为题的倡议书，需先明确主题是呼吁保护城市环境，结合图片中的信息（河流垃圾、汽车尾气、乱扔垃圾、骑自行车、植树），分两部分展开：一是需要杜绝的破坏环境的行为，二是可以采取的环保行动，写作时要语句通顺、语法正确、条理清晰，满足字数要求。
【解析】
首先点明城市现状：Our city is not very clean now. Rubbish makes the river dirty. Smoke from cars and factories makes the air dirty too. 接着说明要杜绝的行为：We can't throw rubbish everywhere. We can't pour dirty water into the river. 再列举可采取的行动：We can put rubbish in different bins. We can ride bikes to school or to work. We can also plant more trees. 最后发出呼吁：Please join us to keep our city clean!
【答案】
One possible version:
Keep our city clean
Our city is not very clean now. Rubbish makes the river dirty. Smoke from cars and factories makes the air dirty too.
To keep our city clean, we can't throw rubbish everywhere. We can put rubbish in different bins. We can't pour dirty water into the river. We can ride bikes to school or to work. We can also plant more trees.
Please join us to keep our city clean!
【知识点】
英语书面表达、环境保护话题、倡议书写作
【点评】
本题结合图片提示，考查学生对环境保护主题的英语写作能力，要求学生整合图片信息与实际生活，条理清晰地表达环保的重要性及具体做法，符合初中英语写作的考查要求，难度适中。
【难度系数】
0.5