【单选题】heart rate ____________
【单选题】Do employers in your country ____ workers for in juries suffered at their work?
【简答题】Do employers in your country ________ workers for in juries suffered at their work? A) conform B) conflict C) compel D) compensate
【简答题】Questions 26-27 Complete the formula for safe maximum heart rate. 26. ______-age—resting heart rate×27.______ + resting heart rate
【单选题】在多媒体课件中根据用户答题情况给予正确或错误的回复,突出显示了多媒体技术
【单选题】We're monitoring Mr. Brown's __________________________. ( = heart rate, blood pressure, etc.)
【单选题】Tests have proved that caffeine affects the body by increasing the heart rate and rhythm, which'__________ affects the circulatory system.
【简答题】Breathing and heart rate are controlled by______.