help的形容词形式加ful、less、ing后缀:
helpful 有帮助的;有益的;
helpless 无助的;无能的;没用的;
helping 辅助的;给予帮助的;
help
vt. 帮助;促进;治疗;补救;
n. 帮助;补救办法;帮忙者;有益的东西;
vi. 帮助;有用;招待
This should help ease the pain.
这该有助于减轻痛苦。
He has kindly agreed to help.
他友好地答应帮忙。
Please help me, I entreat you.
请帮帮我吧,求你了。
Draughts help to circulate air.
通风有助于循环空气。