施工企业资质年检正常情况每年在()月间进行。
A.1~3
B.3~6
C.7~9
D.10~12
参考答案:B
After the heavy mudslide happened in Sichuan, hundreds of newspaper reporters were sent to ____ the natural disaster.
A.describe
B.cover
C.witness
D.experience
简述杰斐逊的政治思想影响。