马克思主义生命力的根源在于()
A、以实践为基础的科学性与革命性的统一
B、与时俱进
C、科学性与阶级性的统一
D、科学性
参考答案:A
一I heard that you got an A in the chemistry exam.Well done!
一Thanks,I know that you a good job as well.
A.shouId have done
B.need have done
C.must have done
D.could have done
下列做法中,未注意食品安全的是( )
A.生产绿色食品
B.买肉时看是否检疫合格
C.吃发芽马铃薯
D.用清水浸泡水果、蔬菜