可将定量负荷后的（）恢复时间作为疲劳诊断指标。
A、呼吸
B、心率
C、力量
D、柔韧
参考答案：B
FTTH意思是（）。
—Do you know whether they talked about their work or their family?
—As matter of fact，I couldn’t hear it clearly, as they talked in whisper．
A．the，a
B．the，the
C．a；a
D．a：the
