可刺激醛固酮分泌的主要因素是
A.抗利尿激素B.醛固酮C.肾上腺素D.血管紧张素ⅡE.肾素
参考答案:D
It took me two hours the work.[ ]
A. finish
B. finishing
C. to finish
D. finished
从个位起,百万位在第______位,万位在第______位.