I really like to ________ computer games.[ ]
A. play
B. to play
C. playing
D. plays
答案:A
下列各项中,对钩体病具有早期诊断价值的是()
A.血培养
B.尿培养
C.红细胞溶解试验
D.补体结合试验
E.钩体DNA探针
诸葛亮挥泪斩马谡后,为何大哭不已?