我国公民全部政治生活的基础和准则是 [ ]
A.坚持法律面前一律平等
B.坚持个人利益和国家利益相结合
C.依法行使政治权利、履行政治性义务
D.坚持四项基本原则
答案:C
—That actor often joins in dfferent activities in Beijing. Do you know ?
—For 5 years.
A.how soon he will come back
B.how long he has stayed there
C.how long has he stayed there
D.how often does he go there
芳香类药材有哪些品种及初加工应该注意的问题。