helpful.
adj. 有帮助的；有用的
示例：These things are helpful for my life.
而且对我的生活是有帮助的。
grateful.
adj. 感激的；令人愉快的
示例：These refugees are very grateful to the government's succor.
这些难民非常感激政府的救援。
awful.
adj. 糟糕的；可怕的`；充满敬畏的；难受的
adv. 极其
示例：I left Harvard with no real awareness of the awful inequities in the world.
当我离开哈佛时,我并没真正有意识到这个世界存在着可怕的不平等现象。