脑桥呼吸调整中枢的主要功能是().
A.促使吸气转为呼气
B.促使呼气转为吸气
C.减慢呼吸频率
D.接受肺牵张反射的传入信息
E.使吸气缩短、呼气延长
参考答案:A
6,37,9,82,0.1,1.01,0.2,( )
A.0.04
B.0.96
C.1.04
D.1.96
Mary decided to marry ___ the man she ___.
A.with.. engaged to
B./…was engaged
C./..was engaged to
D.with..engaged