aware: implies vigilance in observing and alertness in inferring from what is observed: ~ of a great number of police officers Out and About.  (alret和vigil首字母av和aware发音相同


cognizant: implies possession of special or certain knowledge as from first-hand source: as yet, not fully ~ of all the facts.


conscious: implies focusing one's attention on something ALREADY perceptible to the mind or senses: ~ that my heart is pounding away.


sensible: implies direct or intuitive perception esp. of intangibles or of emotional states or qualities: a doctor who was ~ of the woman's deep depression.


alive: suggests vivid awareness and acute sensitivity to something: fully ~ to the momentousness of the occasion.


awake: implies one has become alive to something and on the alert: a country not ~n to the danger of persistent inflation.


aware警觉: 表示警惕警觉(vigilance,alert)地观察推断(observe,infer), cognizant知道: 掌握特定知识(如第一手消息来源)，conscious意识: 对思维或感觉的反应(focus这里表示反应), sensible有感:  针对无形情感的直觉感知(direct,inuitive perception), alive: 敏锐清晰（vivid两个意思，除了清晰，还表示生动）的感知，awake: 表示变得警惕。


记忆方法: 1) 首字母联想：AAACCS想象成阿克苏,3A2C1S(C的发音/k/)==> 地处边疆，国防意识。


         2）Core Conciousness核心意识。


        3) 意识的意思是知道某事mean having knowledge of something。


       今天是元旦，祝大家新年愉快，学习进步!

                          Jason, 2018.1.1