apologyn道歉apologeticadj道歉，apologeticallyadv道歉地
abroad国外
absence n缺席(absentadj)
accepted公认，可接受
accident事故(accidental adj偶尔，accidentally adv偶尔地)
achievement成就(achievev获得)
address地址
admire钦佩
admit承认
agreement合同
agriculture农业(agricultural adj农业)
altogether总共
ancient古代
announce宣布
anxiety忧虑(anxious adj焦急，anxiously adv焦急地)
apologizev道歉
apologize/v道歉
appreciate感激/欣赏(感激人用thank sb；谢谢某人做事用appreciate sth)
Asiann亚洲人adj亚洲；亚洲人
assistant助手
astonish吃惊(astonishmentn吃惊，astonishing，adj令人吃惊，astonishedadj感到吃 ...