锅炉停炉()h后可以开启烟道挡板进行缓慢自然通风。
A.2
B.4
C.6
D.8
参考答案:B
对( )引起的索赔,承包人可按原报价单中的利润百分率计算利润。
A.工程暂停
B.工程范围
C.物价上涨
D.连续暴雨
E.工作内容变更
Today when I think of my friend, I remember the way her face _____ when she saw the picture of a lovely cat. [ ]
A. cheered up
B. shone up
C. stood up
D. lit up