风湿性心脏病造成心瓣膜反复感染的相关病原体是 （）
A.葡萄球菌
B.肺炎链球菌
C.支原体
D.流感嗜血杆菌
E.甲族乙型溶血型链球菌
参考答案：E
It's hot summer in Guangzhou.[ ]
A. on
B. with
C. in
D. at
35. ____________ in a well-known university is what everybody wishes for.
A．Educated
B．To educate
C．Educating
D．Being educated
