A.Ne
B.F-
C.Al3+
D.S2-
答案:D
Would you please send ______ a doctor? My grandfather is ill. [ ]
A. away
B. for
C. off
鱼腰穴的应用()。
A、子宫脱垂
B、哮喘
C、眼肌麻痹
D、耳鸣