“十二五”规划目标即将胜利实现，我国（）又上了一个大台阶。
A.政治实力
B.经济实力
C.科技实力
D.国防实力
参考答案：B, C, D
培养副溶血性弧菌的培养基是
A．巧克力平板B．嗜盐菌选择培养基C．血琼脂培养基D．SS培养基E．碱性蛋白胨水
Does Mr Creen in Beijing, the capital of China? [ ]
A. likes working
B. likes work
C. like working
D. like work
