English verb conjugation
CAN YAW

Regular verb: yaw - yawed - yawed

Affirmation

Simple form	V-ing form
I can yaw you can yaw he can yaw we can yaw you can yaw they can yaw	I can be yawing you can be yawing he can be yawing we can be yawing you can be yawing they can be yawing
Perfect	V-ing perfect
I can have yawed you can have yawed he can have yawed we can have yawed you can have yawed they can have yawed	I can have been yawing you can have been yawing he can have been yawing we can have been yawing you can have been yawing they can have been yawing

Negation

Simple form	V-ing form
I can't yaw you can't yaw he can't yaw we can't yaw you can't yaw they can't yaw	I can't be yawing you can't be yawing he can't be yawing we can't be yawing you can't be yawing they can't be yawing
Perfect	V-ing perfect
I can't have yawed you can't have yawed he can't have yawed we can't have yawed you can't have yawed they can't have yawed	I can't have been yawing you can't have been yawing he can't have been yawing we can't have been yawing you can't have been yawing they can't have been yawing

Interrogative form

Simple form	V-ing form
can I yaw? can you yaw? can he yaw? can we yaw? can you yaw? can they yaw?	can I be yawing? can you be yawing? can he be yawing? can we be yawing? can you be yawing? can they be yawing?
Perfect	V-ing perfect
can I have yawed? can you have yawed? can he have yawed? can we have yawed? can you have yawed? can they have yawed?	can I have been yawing? can you have been yawing? can he have been yawing? can we have been yawing? can you have been yawing? can they have been yawing?

Interro-negative form

Simple form	V-ing form
can't I yaw? can't you yaw? can't he yaw? can't we yaw? can't you yaw? can't they yaw?	can't I be yawing? can't you be yawing? can't he be yawing? can't we be yawing? can't you be yawing? can't they be yawing?
Perfect	V-ing perfect
can't I have yawed? can't you have yawed? can't he have yawed? can't we have yawed? can't you have yawed? can't they have yawed?	can't I have been yawing? can't you have been yawing? can't he have been yawing? can't we have been yawing? can't you have been yawing? can't they have been yawing?