大家都搜：
有助于
1、is helpful───有帮助的
2、she is helpful───她很有帮助
3、helpful boy───乐于助人的男孩
4、helpful───adj.有帮助的；有益的
5、helpful kid───乐于助人的孩子
6、helpful dog───乐于助人的狗
7、he is helpful───他很有帮助
8、is she doing───她在做什么
9、helpful home───有益的家
1、Doing exercise is helpful to enhance the work efficiency of human organs so as to be good for human being's growing up.───体育锻炼可以提高人体器官的工作效率，有利于人体的生长发育。
2、I wrote the scripts, directed the scenes, and did the film editing myself. I think that what I am doing now is very helpful for my future job.───我拍了1 - 2个短片，自己写剧本、当导演、后期剪接，这可能是我以后做创作或者幕后的雏形的东西。
3、is also helpful to summarize our experience as we go along, for in so doing, we can figure out which way of learning is more effective and will produce the most desirable result.───学一边总结经验也很有帮助，因为这样做，我们就能搞明白哪种学习方法是更有效的，能够产生最理想的效果。