the party didn't stop when i lift.(改为同义句)

问题描述:

the party didn't stop when i lift.(改为同义句)

lift? left? 如果是离开left的话,同义句可以作: I left before the party stoped.

don't stop=continue =go on(变时态)
或i lift before the party stopped

The party was still on when I left.