按照一个主体设计进行建设并能独立发挥作用的工程实体,称为( )。
A.项目 B.固定资产投资项目C.建设项目 D.工程项目
参考答案:C
The old man used to live with his wife, but now he _____ alone after she died. [ ]
A. is used to live
B. gets used to living
C. used to live
D. is used for living
200MW(#7、8机)汽轮机组汽缸结构有什么特点?