1. awareness of facts If you know that something is true, you are aware that it is true. The past tense of know is knew. The -ed participle is known. I knew that she had recently graduated from law school. I should have known that something was seriously wrong. Be Careful!Don't us...
ausing the past participle as the attribute 使用过去分词作为属性 [translate] a3.2 EPON的关键技术 3.2 EPON key technologies [translate] aSorry I messed everything up, sorry to let you down 抱歉我弄糟了一切,抱歉使您失望 [translate] athe good grades reflected his learning capacity 好...