属于国家二级保护野生药材物种的是
A.赛加羚羊B.甘草C.龙胆D.洋金花E.罂粟
参考答案:B
Our teacher is strict ________us ________everything.
A.in, with
B.to, in
C.with, for
D.with, in
试论可持续发展的基本要求及其对立法的指导意义。