对于初锻炼者的运动强度监控主要手段是什么?
参考答案:
对心率的监控
适用于融资租赁交易的融资物包括()。
A.设备
B.机器
C.土地
D.矿产资源
E.船舶
Peter said he ______ when he got there but we have never heard from him since then.
A.was writing
B.would write
C.had written
D.has been writing