English verb conjugation
COULD PARTITION

Regular verb: partition - partitioned - partitioned

Affirmation

Simple form	V-ing form
I could partition you could partition he could partition we could partition you could partition they could partition	I could be partitioning you could be partitioning he could be partitioning we could be partitioning you could be partitioning they could be partitioning
Perfect	V-ing perfect
I could have partitioned you could have partitioned he could have partitioned we could have partitioned you could have partitioned they could have partitioned	I could have been partitioning you could have been partitioning he could have been partitioning we could have been partitioning you could have been partitioning they could have been partitioning

Negation

Simple form	V-ing form
I couldn't partition you couldn't partition he couldn't partition we couldn't partition you couldn't partition they couldn't partition	I couldn't be partitioning you couldn't be partitioning he couldn't be partitioning we couldn't be partitioning you couldn't be partitioning they couldn't be partitioning
Perfect	V-ing perfect
I couldn't have partitioned you couldn't have partitioned he couldn't have partitioned we couldn't have partitioned you couldn't have partitioned they couldn't have partitioned	I couldn't have been partitioning you couldn't have been partitioning he couldn't have been partitioning we couldn't have been partitioning you couldn't have been partitioning they couldn't have been partitioning

Interrogative form

Simple form	V-ing form
could I partition? could you partition? could he partition? could we partition? could you partition? could they partition?	could I be partitioning? could you be partitioning? could he be partitioning? could we be partitioning? could you be partitioning? could they be partitioning?
Perfect	V-ing perfect
could I have partitioned? could you have partitioned? could he have partitioned? could we have partitioned? could you have partitioned? could they have partitioned?	could I have been partitioning? could you have been partitioning? could he have been partitioning? could we have been partitioning? could you have been partitioning? could they have been partitioning?

Interro-negative form

Simple form	V-ing form
couldn't I partition? couldn't you partition? couldn't he partition? couldn't we partition? couldn't you partition? couldn't they partition?	couldn't I be partitioning? couldn't you be partitioning? couldn't he be partitioning? couldn't we be partitioning? couldn't you be partitioning? couldn't they be partitioning?
Perfect	V-ing perfect
couldn't I have partitioned? couldn't you have partitioned? couldn't he have partitioned? couldn't we have partitioned? couldn't you have partitioned? couldn't they have partitioned?	couldn't I have been partitioning? couldn't you have been partitioning? couldn't he have been partitioning? couldn't we have been partitioning? couldn't you have been partitioning? couldn't they have been partitioning?