In Past simple^x, Predicates^x

Past simple. Without further text, crushed and obliterated are predicate adjectives.

Mister Micawber wrote:Future Simple (I will sit)Future Continuous/Progressive (I will be sitting)Future Perfect (I will have sat")Present Simple (I sit)Past Simple (I sat)Past Continuous/Progressive (I was sitting)Past Perfect (I had sat)Past Perfect Continuous/Progressive (I had been...

Future Simple (I will sit)Future Continuous/Progressive (I will be sitting)Future Perfect (I will have sat")Present Simple (I sit)Past Simple (I sat)Past Continuous/Progressive (I was sitting)Past Perfect (I had sat)Past Perfect Continuous/Progressive (I had been sitting)Any I've missed? -- See...

I can't see why it should be otherwise, Batmori. What is important is that all the finite forms (the first verbs of the predicates) in the sentence are Past tense. Now, change the tense of all the finite forms for Present and you will understand why 'kept' is Indefinite rather than Perfect. Slava