拔牙创内的血液形成血凝块的时间一般为
A.1min左右
B.5min左右
C.15min左右
D.30min左右
E.60min左右
参考答案:C
There were few new words in the English competition for your daughter,_______?
A.were there
B.weren’t there
C.aren’t there
D.are there
赋予知识以普遍性必然性的范畴形式,是主体先天具有的,是先于经验而存在的。是谁提出的观点()
A、康德
B、柏拉图
C、黑格尔
D、马克思