冠状动脉血流量的调节因素包括（）.
A.心肌代谢水平
B.腺苷
C.甲状腺素
D.血管紧张素
E.肌酐
参考答案：A, B, C, D
I saw a woman running toward me in the dark. Before I could recognize who she was,she had run
back in the direction_____ she had come. [ ]
A. of which
B. by which
C. in which
D. from which
十二届全国人大三次会议上，李克强 * * 提出（）将发展互联网信息服务业推到一个新的高度。
A.“发展工业2.0”
B.“制定‘互联网+’行动计划”
C.“新四化”
D.“宽带中国”战略
