当机体处于强烈的应激状态时，可表现出心率加快，血压升高，呼吸加速，血糖升高，这些生理反应说明哪个系统活动增强
B
暂无解析
英语翻译：undermanned
ThelongestriverinCanadais________.
ThethreePuritantraditionsare________.
Amongthefollowingwords,“______”containsanegativeprefix.
Agoodworkerinakeyspotcould,so_______ashekeptupproduction,takeallthecoffeebreakshewanted.
