与冠状动脉粥样硬化有关的病原体为
A．肺炎支原体
B．肺炎衣原体
C．沙眼衣原体
D．立克次体
E．螺旋体
参考答案：B
党中央，国务院为加强农业及粮食生产采取的一项重大措施是（）
A．切实加强对粮食生产区的支持
B．建立稳定增长的支农资金渠道
C．两减免，三补贴
D．认真落实农村土地承包政策
The teacher, with 6 girls and 8 boys of her class, ____visiting a museum when the earthquake struck [ ]
A. was
B. were
C. had been
D. would be
