can conceive
Regular verb: conceive - conceived- conceived

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can conceive
you can conceive
she can conceive
we can conceive
you can conceive
they can conceive 	I can be conceiving
you can be conceiving
she can be conceiving
we can be conceiving
you can be conceiving
they can be conceiving	I can have conceived
you can have conceived
she can have conceived
we can have conceived
you can have conceived
they can have conceived	I can have been conceiving
you can have been conceiving
she can have been conceiving
we can have been conceiving
you can have been conceiving
they can have been conceiving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't conceive
you can't conceive
she can't conceive
we can't conceive
you can't conceive
they can't conceive 	I can't be conceiving
you can't be conceiving
she can't be conceiving
we can't be conceiving
you can't be conceiving
they can't be conceiving	I can't have conceived
you can't have conceived
she can't have conceived
we can't have conceived
you can't have conceived
they can't have conceived	I can't have been conceiving
you can't have been conceiving
she can't have been conceiving
we can't have been conceiving
you can't have been conceiving
they can't have been conceiving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I conceive?
can you conceive?
can she conceive?
can we conceive?
can you conceive?
can they conceive? 	can I be conceiving?
can you be conceiving?
can she be conceiving?
can we be conceiving?
can you be conceiving?
can they be conceiving? 	can I have conceived?
can you have conceived?
can she have conceived?
can we have conceived?
can you have conceived?
can they have conceived? 	can I have been conceiving?
can you have been conceiving?
can she have been conceiving?
can we have been conceiving?
can you have been conceiving?
can they have been conceiving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I conceive?
can't you conceive?
can't she conceive?
can't we conceive?
can't you conceive?
can't they conceive? 	can't I be conceiving?
can't you be conceiving?
can't she be conceiving?
can't we be conceiving?
can't you be conceiving?
can't they be conceiving? 	can't I have conceived?
can't you have conceived?
can't she have conceived?
can't we have conceived?
can't you have conceived?
can't they have conceived? 	can't I have been conceiving?
can't you have been conceiving?
can't she have been conceiving?
can't we have been conceiving?
can't you have been conceiving?
can't they have been conceiving?