一10月婴儿，发热5d，伴口唇红肿。查体：眼结膜充血，口唇黏膜充血、皲裂，咽红，全身浅表淋巴结黄豆至花生米大小，无明显皮疹，心肺听诊无特殊，肝肋下3.5cm，质软，脾肋下2cm，质软，指趾端略肿胀。需作进一步检查，较合适的是

A．肝脾B超+血常规

B．血沉+EB病毒抗体

C．血沉+免疫球蛋白

D．血常规+血沉

E．肝脾B超+EB病毒抗体

Lucy is a(n)       student, she answers the teachers’ questions       in her class.

A．more active; more actively

B．active; more actively

C．more active; the most actively

D．active; the most actively