税收制度的中心环节是( )。
A.纳税人
B.课税对象
C.税率
D.纳税期限
参考答案:C
In a way,I think we both won.I won the game,but my cousin won my ________.[ ]
A. respected
B. respect
C. respectful
D. respectable
检索语言构成材料就是(),检索语言的词汇控制又称为()