义门
参考答案:
是朝廷为了表彰以孝义著称的个人或以世代同居著称的家族而树立的社会典范,以推行传统孝道和礼仪,维护统治秩序。
Tom thanked his sister helping him his lessons.
A.for; with
B.to; in
C.of; about
D.on; at
IR
A.气相色谱法B.高效液相色谱法C.十八烷基硅烷键合硅胶D.红外分光光度法E.差示扫描量热法 以下缩写是指