社会影响评价的方法是以( )分析为主。
A．定量
B．定性和定量
C．定性
D．反馈
参考答案：C
_____ in the last examination, she was more confident of another success in the coming one. [ ]
A. To succeed
B. To have succeeded
C. Having succeeded
D. succeeding
葛根横切面的浅棕色同心环纹由何组成
A．纤维 B．石细胞 C．导管 D．形成层 E．木栓层
