病毒的水平传播是指病毒()
A.在细胞与细胞间的传播
B.从侵入门户向血液中的传播
C.在人群个体间的传播
D.通过血液向其他组织传播
E.沿神经传播
参考答案:C
I don't think it's ________ to have a birthday party. [ ]
A. enough special
B. special enough
C. specially enough
D. special much
何谓能耗限速、再生限速?