A:the teacher is not satisfied
B:is the teacher not satisfied
C:the teacher is satisfied
D:is the teacher satisfied
正常人的原尿与血液相比,主要区别是原尿中不含有( )
“彼童子之师,授之书而习其句读者,非吾所谓传其道解其惑者也”在文中的正确意思是( )