helpful.
adj. 有幫助的；有用的
示例：These things are helpful for my life.
而且對我的生活是有幫助的。
grateful.
adj. 感激的；令人愉快的
示例：These refugees are very grateful to the government's succor.
這些難民非常感激政府的救援。
awful.
adj. 糟糕的；可怕的`；充滿敬畏的；難受的
adv. 極其
示例：I left Harvard with no real awareness of the awful inequities in the world.
當我離開哈佛時,我並沒真正有意識到這個世界存在著可怕的不平等現象。