English verb conjugation
CAN SQUASH

Regular verb: squash - squashed - squashed

Affirmation

Simple form	V-ing form
I can squash you can squash he can squash we can squash you can squash they can squash	I can be squashing you can be squashing he can be squashing we can be squashing you can be squashing they can be squashing
Perfect	V-ing perfect
I can have squashed you can have squashed he can have squashed we can have squashed you can have squashed they can have squashed	I can have been squashing you can have been squashing he can have been squashing we can have been squashing you can have been squashing they can have been squashing

Negation

Simple form	V-ing form
I cannot squash you cannot squash he cannot squash we cannot squash you cannot squash they cannot squash	I cannot be squashing you cannot be squashing he cannot be squashing we cannot be squashing you cannot be squashing they cannot be squashing
Perfect	V-ing perfect
I cannot have squashed you cannot have squashed he cannot have squashed we cannot have squashed you cannot have squashed they cannot have squashed	I cannot have been squashing you cannot have been squashing he cannot have been squashing we cannot have been squashing you cannot have been squashing they cannot have been squashing

Interrogative form

Simple form	V-ing form
can I squash? can you squash? can he squash? can we squash? can you squash? can they squash?	can I be squashing? can you be squashing? can he be squashing? can we be squashing? can you be squashing? can they be squashing?
Perfect	V-ing perfect
can I have squashed? can you have squashed? can he have squashed? can we have squashed? can you have squashed? can they have squashed?	can I have been squashing? can you have been squashing? can he have been squashing? can we have been squashing? can you have been squashing? can they have been squashing?

Interro-negative form

Simple form	V-ing form
can I not squash? can you not squash? can he not squash? can we not squash? can you not squash? can they not squash?	can I not be squashing? can you not be squashing? can he not be squashing? can we not be squashing? can you not be squashing? can they not be squashing?
Perfect	V-ing perfect
can I not have squashed? can you not have squashed? can he not have squashed? can we not have squashed? can you not have squashed? can they not have squashed?	can I not have been squashing? can you not have been squashing? can he not have been squashing? can we not have been squashing? can you not have been squashing? can they not have been squashing?