题目

Broadly speaking，I would agree with Shirley，though not________. A．entirely                                        B．widely C．extremely                                   D．eventually 答案：AHIV病毒侵入人体后，存在的主要部位和攻击的细胞是               (　　)A．血液和胃液　T细胞 B．血液和唾液　吞噬细胞 C．血液和精液　T细胞 D．血液和精液　B细胞