在环境管理中具有双重身份的是( )
A:企业
B:个人
C:政府
D:非政府环保组织
“竹外桃花三两支,春江水暖鸭先知。”这句诗中所描写的影响鸭生活的非生物因素主要是 ( )
关于导体的电阻及电阻率的说法中,正确的是( )
My friends thought they had made things very smooth for me, but I felt there was still much to ________ with.