【C7】A．superblyB．essentiallyC．presumablyD．especially

HBV的s区基因编码产物是（)A．H：BsAgB．DNA多聚酶C．HBcAgD．Pre S1E．Pre S2

A．particularlyB．essentiallyC．obviouslyD．rarely

Pre－sequences are a fundamental unit of conversational structure.（)

【C7】A．rarelyB．essentiallyC．obviouslyD．particularly

【C4】A．completelyB．essentiallyC．equallyD．partially

_________(60)A.particularly B.essentiallyC.appare