1、高分句型1: That's an interesting question... 这是个有趣的问题。
3、高分句型1: That's a difficult question... 这是个有难度的问题。
5、I believe that waste recycling is not a choice but a mandatory task. 我认为垃圾分类是一个强制任务，没得选择。
7、例句：I don't know much about it from my personal experience.根据我个人经历，我并不太清楚。
9、高分句型3：I have not given enough thought on that... 我没有仔细想过。
