Learn A Word: Imperative
文章来源:
冲浪潜水员
于
2014-06-27 23:29:55
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