English verb conjugation
CAN REACH

Regular verb: reach - reached - reached

Affirmation

Simple form	V-ing form
I can reach you can reach she can reach we can reach you can reach they can reach	I can be reaching you can be reaching she can be reaching we can be reaching you can be reaching they can be reaching
Perfect	V-ing perfect
I can have reached you can have reached she can have reached we can have reached you can have reached they can have reached	I can have been reaching you can have been reaching she can have been reaching we can have been reaching you can have been reaching they can have been reaching

Negation

Simple form	V-ing form
I can't reach you can't reach she can't reach we can't reach you can't reach they can't reach	I can't be reaching you can't be reaching she can't be reaching we can't be reaching you can't be reaching they can't be reaching
Perfect	V-ing perfect
I can't have reached you can't have reached she can't have reached we can't have reached you can't have reached they can't have reached	I can't have been reaching you can't have been reaching she can't have been reaching we can't have been reaching you can't have been reaching they can't have been reaching

Interrogative form

Simple form	V-ing form
can I reach? can you reach? can she reach? can we reach? can you reach? can they reach?	can I be reaching? can you be reaching? can she be reaching? can we be reaching? can you be reaching? can they be reaching?
Perfect	V-ing perfect
can I have reached? can you have reached? can she have reached? can we have reached? can you have reached? can they have reached?	can I have been reaching? can you have been reaching? can she have been reaching? can we have been reaching? can you have been reaching? can they have been reaching?

Interro-negative form

Simple form	V-ing form
can't I reach? can't you reach? can't she reach? can't we reach? can't you reach? can't they reach?	can't I be reaching? can't you be reaching? can't she be reaching? can't we be reaching? can't you be reaching? can't they be reaching?
Perfect	V-ing perfect
can't I have reached? can't you have reached? can't she have reached? can't we have reached? can't you have reached? can't they have reached?	can't I have been reaching? can't you have been reaching? can't she have been reaching? can't we have been reaching? can't you have been reaching? can't they have been reaching?