vegetate|vegetated|vegetating

整个暑假他都在家里无所事事地躺着。

He just ___vegetated on the couch all summer long.

他整日窝在沙发里看电视，像植物一样消极地活着。

He spends all day ___vegetating on the couch watching TV.

他退休后整天无所事事，像植物一样活着。

After retirement, he just ___vegetated at home all day.