淋球菌感染是()结核分枝杆菌感染是()β溶血性链球菌感染是()
A.经淋巴传播
B.经血液循环传播
C.经生殖器黏膜传播
D.直接蔓延
E.种植传播
参考答案:C,B,A
多单枝,较细小,弯曲似钩()
A.味连
B.雅连
C.云连
D.白芍
E.赤芍
Three-fourths of the buildings _____ in the earthquake. [ ]
A. was destroyed
B. is destroyed
C. were destroyed
D. have destroyed