写环保倡议短文 — 英语选择题
题目
班级要写一篇环保倡议短文（Going Green），已写好开头："We should go green and protect our Earth." 下面哪一句最适合作为短文结尾的号召语？A. I had a hamburger for lunch yesterday. B. Let's go green together and make our Earth a better place! C. Plastic bags are two yuan each. D. My favourite season is spring.