![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
The park was 1 ( fill) with people talking on their cell phones. They were 2 (pass) other people without looking at them, 3 ( say) hello, noticing their babies or 4 ( stop) to pet their puppies. Evidently, the cordless electronic voice is 5 ( prefer) to human contact.