印度种姓制度是以什么姓氏为中心的?()
A、首陀罗
B、吠舍
C、刹帝利
D、婆罗门
参考答案:D
The kids were hard to ______ since they were so excited in the evening party.
A.settle down
B.turn down
C.get down
D.break down
左锁骨上窝淋巴结发现转移性癌症时。原发病灶一定来自胃肠道。