比较常用的-ing形容词有:
alarming amazing amusing annoying appalling
astonishing bewildering boring challenging charming
confusing convincing depressing disappointing discouraging
disgusting distressing disturbing embarrassing enchanting
encouraging exciting frightening humiliating inspiring
interesting inviting misleading obliging pleasing
pressing promising refreshing rewarding shocking
surprising terrifying thrilling touching tiring
worrying ...
上面绝大部分(但不是所有)的-ing形容词都可以将-ing换成-ed而变成所谓的-ed形容词(但要注意它们的用法不同)。至于哪些可以变成-ed形容词,哪些不能变,留给你做作业吧。没把握的就查查词典。