男性,62岁,诊断为肺癌,肿瘤刺激膈肌引起顽固性呃逆,可选用下列何药制止()
A.维生素B6
B.氯丙嗪
C.丙米嗪
D.筒箭毒碱
E.地西泮
参考答案:B
—It's too hot. Would you mind ____ the door?
—_____. Please do it now.[ ]
A. to open, OK
B. opening, Certainly not
C. opening, Of course
D. to open, Good idea
10(6)kV架空线路跨越电气化接触线里在最大弛度时,导线对接触线的垂直距离不小于()m。
A.2.5
B.3.0
C.3.5
D.4.0