HIV主要感染()
A.CD4T细胞
B.单核巨噬细胞
C.小神经胶质细胞
D.B细胞
E.骨髓干细胞
参考答案:A
I am familiar with his work and look forward to of his view on literary and artistic creation.
A.informing
B.be informed
C.being informed
D.have informed
()、()、光缆是构成光纤传输系统的三个基本环节。
A.光源
B.电源
C.终端盒
D.尾纤
E.探测器