Learn A Word: Imperative

冲浪潜水员 (2014-06-27 23:29:55) 评论 (0)

Imperative is both an adjective and a noun. There is also an "imperative mood" in grammar. If you know these already, great! Otherwise, here is a link to look it up:
http://en.wiktionary.org/wiki/imperative 

S.D
2014.6.27