1．________ (数据) collected from the device could be used to recognize different participants based on how they typed, with very low error rates.
答案：Data
2．The ship was helpless against the ________ (力量) of the storm.
答案：power
3．Fresh air cleans our ________ (肺)．
答案：lungs
4．Humour is wonderful for releasing ________ (紧张)．
答案：tension
