男性，43岁，2个月来发热，乏力伴消瘦。查体：左侧颈部，右侧腹股沟可触及数个黄豆大小的淋巴结，脾肋下3cm，肝未触及。血象正常，血沉80mm／h，淋巴结活检为混合细胞型，骨髓穿刺涂片无明显异常所见，则该患者疾病临床分期应为（）

A.ⅠB期

B.ⅡA期

C.ⅡB期

D.ⅢB期

E.ⅣB期

Only when I read the Frog by Moyan a second time _________ to appreciate his magic realism.

A．did I begin

B．I began

C．had I begun

D．I have begun