恶性淋巴瘤以下列哪一部位淋巴结肿大最为常见()
A.颌下
B.腹股沟
C.腋下
D.颈部
E.耳后
参考答案:D
________ the Hong Kong singer’s current popularity, she was largely unknown in the Chinese mainland before the talent show.
A.With
B.Despite
C.Besides
D.Beyond
有一瓶氢氧化钠溶液,平均每1600克水中溶有25克钠离子,这种溶液的百分比浓度是 _________ .