下列物质中,属于氧化物的是( )
A.O2
B.NO2
C.KMnO4
D.NaOH
答案:B
This test ___________ a number of multiple choice questions.
A.is consisted of
B.consists of
C.compose of
D.is made of
既能用于小便不利、水肿,又能用于脾虚证的药物是( )
A.车前子B.泽泻C.茯苓D.猪苓E.木通