一、二等水准路线跨越江、河,当视线长度大于()M时,应根据视线长度和仪器设备等情况,选用规范的相应方法进行跨河水准测量。
A.50
B.100
C.150
D.200
参考答案:C
(此病例属于55-56题)患者吴某,肝硬化合并上消化道出血,经对症治疗后出血停止,病情好转。
此患者需做大便隐血试验,前三天应禁食
A.白菜
B.牛奶
C.土豆
D.冬瓜
E.羊血
"How dark your brother's hair is!""It's ________ mine when I was at his age."
A.no darker than
B.no more darker as
C.not dark more than
D.not darker as ~