![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
根据提示填空 1. This watch can record your heart _____________ (心率). 2. They l____________ a simple but happy life. 3. We shouldn't look _____________ on others. 4. We have to entertain a large _________________ (观众). 5. I spotted him in the __________________ (人群).