最初变为奴隶阶级的是( )。
A.农民
B.手工业者
C.战争的俘虏
D.原始公社内部破产的穷苦人
参考答案:C,D
《建设工程监理规范》规定,对分包单位资格应审核的内容不包括( )的审核。
A.分包单位的营业执照和特殊行业施工许可证
B.分包单位的业绩
C.拟分包工程的内容和范围
D.质量管理、技术管理制度
按要求做题。
1. She has been swimming for 2 hours. (改为同义句)
She has been swimming 2 hour____.
2. My little sister is always behind me. (改为同义句)
My little sister me .
3. Tom played football for an hour. (改为现在完成进行时)
Tom football for an hour.