help的形容词英文

　　The booklet should be very helpful to parents of disabled children.

　　这本小册子对于残疾儿童的父母会很有用。

　　Role-play is helpful in developing communication skills.

　　角色扮演有助于提高沟通技巧。

　　Sorry I can't be more helpful.

　　对不起，我帮不上更多的忙。

　　The ship was helpless against the power of the storm.

　　那艘船只能任凭强大的暴风雨肆虐。

　　It's natural to feel helpless against such abuse.

　　对这种虐待感到无能为力是自然的。

　　He lay helpless on the floor.

　　他无助地躺在地板上。