对烟叶生产环节实地监管检查时，主要是针对（）和烟叶移栽阶段两个环节。
A、烟苗培育阶段
B、合同执行情况
C、合同签订情况
D、计划分解阶段
参考答案：C
Hardly _____ any mistakes in his working here during these three months. [ ]
A. Tom did make
B. has Tom made
C. Tom made
D. made Tom
城市政府采购
