下列说法正确的是( )
A.摩尔是一种国际基本物理量
B.标准状况下气体摩尔体积约为22.4L
C.1mol氧的质量为16g
D.1molH2O的质量为18g
答案:D
---What do you think of the Wangs’ restaurant.
--- It’s ________ success. I wish them ________ greater success.
A.a; a
B.a; /
C./; a
D./; the
女患儿,3岁,全身浮肿3天,颜面为甚,皮肤光亮,按之凹陷即起,小便少,发热,恶风,咳嗽,舌苔薄白,脉浮。病变主要在()
A.心
B.肝
C.脾
D.肺
E.肾