interest、interesting、interested的区别：
（1）interest用作不可数名词时意为“兴趣, 关心, 重要性, 影响, 利息,利益, 利害”。用作动词时意为“使发生兴趣，引起...的注意”，其主语多为事或物。
（2）interesting 形容词 主语通常是物。可以作表语，也可以作定语。
（3）interested 形容词 意为“感兴趣的”；“对……感兴趣”，主语通常是人，且多用于be / get / feel / become interested in结构中。
a. be interested in sth.对某事感兴趣
b. be interested in doing sth. 对做某事感兴趣
eg：He is interested in the film。
拓展资料
interest
1、There has been a lively interest in the elections in the last two weeks
近两周来选举受到了热烈关注。
2、Encourage your child in her interests and hobbies even if they're things that you know little about
要鼓励孩子的兴趣爱好，即使你对它们所知甚少。
3、That passage interested me because it seems to parallel very closely what you're doing in the novel
那一段引起了我的关注，因为它似乎与你在小说里所采用的手法非常相似。
interesting
1、It was interesting to be in a different environment
到一个全新的环境中是很有意思的。
2、The two halves of the town face each other, and both have interesting churches
城镇一分为二，两两相望，各自都有颇具趣味的教堂。
3、His third album is by far his most interesting.
他的第三张专辑是迄今最有味道的。
interested
1、I thought she might be interested in Paula's proposal
我觉得她对葆拉的提议可能会感兴趣。
2、All the interested parties eventually agreed to the idea.
所有利益相关方最终都同意了这一想法。
3、I think the young man is getting interested in gardening
我认为这个年轻人开始对园艺产生兴趣了。