Regular verb: mutate - mutated - mutated
Simple form | V-ing form |
I could mutate you could mutate he could mutate we could mutate you could mutate they could mutate | I could be mutating you could be mutating he could be mutating we could be mutating you could be mutating they could be mutating |
Perfect | V-ing perfect |
I could have mutated you could have mutated he could have mutated we could have mutated you could have mutated they could have mutated | I could have been mutating you could have been mutating he could have been mutating we could have been mutating you could have been mutating they could have been mutating |
Simple form | V-ing form |
I couldn't mutate you couldn't mutate he couldn't mutate we couldn't mutate you couldn't mutate they couldn't mutate | I couldn't be mutating you couldn't be mutating he couldn't be mutating we couldn't be mutating you couldn't be mutating they couldn't be mutating |
Perfect | V-ing perfect |
I couldn't have mutated you couldn't have mutated he couldn't have mutated we couldn't have mutated you couldn't have mutated they couldn't have mutated | I couldn't have been mutating you couldn't have been mutating he couldn't have been mutating we couldn't have been mutating you couldn't have been mutating they couldn't have been mutating |
Simple form | V-ing form |
could I mutate? could you mutate? could he mutate? could we mutate? could you mutate? could they mutate? | could I be mutating? could you be mutating? could he be mutating? could we be mutating? could you be mutating? could they be mutating? |
Perfect | V-ing perfect |
could I have mutated? could you have mutated? could he have mutated? could we have mutated? could you have mutated? could they have mutated? | could I have been mutating? could you have been mutating? could he have been mutating? could we have been mutating? could you have been mutating? could they have been mutating? |
Simple form | V-ing form |
couldn't I mutate? couldn't you mutate? couldn't he mutate? couldn't we mutate? couldn't you mutate? couldn't they mutate? | couldn't I be mutating? couldn't you be mutating? couldn't he be mutating? couldn't we be mutating? couldn't you be mutating? couldn't they be mutating? |
Perfect | V-ing perfect |
couldn't I have mutated? couldn't you have mutated? couldn't he have mutated? couldn't we have mutated? couldn't you have mutated? couldn't they have mutated? | couldn't I have been mutating? couldn't you have been mutating? couldn't he have been mutating? couldn't we have been mutating? couldn't you have been mutating? couldn't they have been mutating? |