目前,我国处于艾滋病流行的()
A.传入期
B.播散期
C.快速增长期
D.稳定期
E.逐渐减少期
参考答案:C
— Hello, this is Lily speaking. Could I speak to Mr. Black?
— Sorry, he _____ the Xuanwu Lake Park.[ ]
A. has been to
B. went to
C. has gone to
D. will go to
下列哪个为限制性肺疾病的特点()。
A.最大通气量增加
B.肺潮气增加
C.无效腔增加
D.肺顺应性增加
E.呼吸做功增加