衡量企业技术进步提高程度的指标有()
A.产品技术水平指标
B.技术装备水平指标
C.职工技术水平指标
D.技术开发水平指标
E.年技术进步速度指标
参考答案:A, B, C, D, E
选择恰当的一项,完成对话。
Lucy: 1
Lily: Thank you.
Lucy: Are they new?
Lily: No. 2
Lucy: They're nice!
Lily: 3
A. Is this a sweater?
B. It's old.
C. They're old.
D. Do you like these pants?
E. I like your pants.
F. OK.
G. Thanks.
男性老年人排尿困难,最常见于
A.膀胱肿瘤B. * * 结石C.前列腺炎D.前列腺增生症E.尿路感染