下列不属于呼吸系统的是( )
A.喉
B.肺
C.胃
D.气管
答案:C
氮质血症期的血肌酐值为()
A.小于133μmol/L
B.大于707μmol/L
C.450~707μmol/L
D.133~450μmol/L
E.133~707μmol/L
—Did you go to Jane's birthday party Iast night?
—No I_______. [ ]
A. didn't invite
B. wasn't invited
C. haven't invited
D. am not invited