can draught-proof
Regular verb: draught-proof - draught-proofed- draught-proofed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can draught-proof
you can draught-proof
he can draught-proof
we can draught-proof
you can draught-proof
they can draught-proof 	I can be draught-proofing
you can be draught-proofing
he can be draught-proofing
we can be draught-proofing
you can be draught-proofing
they can be draught-proofing	I can have draught-proofed
you can have draught-proofed
he can have draught-proofed
we can have draught-proofed
you can have draught-proofed
they can have draught-proofed	I can have been draught-proofing
you can have been draught-proofing
he can have been draught-proofing
we can have been draught-proofing
you can have been draught-proofing
they can have been draught-proofing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot draught-proof
you cannot draught-proof
he cannot draught-proof
we cannot draught-proof
you cannot draught-proof
they cannot draught-proof 	I cannot be draught-proofing
you cannot be draught-proofing
he cannot be draught-proofing
we cannot be draught-proofing
you cannot be draught-proofing
they cannot be draught-proofing	I cannot have draught-proofed
you cannot have draught-proofed
he cannot have draught-proofed
we cannot have draught-proofed
you cannot have draught-proofed
they cannot have draught-proofed	I cannot have been draught-proofing
you cannot have been draught-proofing
he cannot have been draught-proofing
we cannot have been draught-proofing
you cannot have been draught-proofing
they cannot have been draught-proofing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I draught-proof?
can you draught-proof?
can he draught-proof?
can we draught-proof?
can you draught-proof?
can they draught-proof? 	can I be draught-proofing?
can you be draught-proofing?
can he be draught-proofing?
can we be draught-proofing?
can you be draught-proofing?
can they be draught-proofing? 	can I have draught-proofed?
can you have draught-proofed?
can he have draught-proofed?
can we have draught-proofed?
can you have draught-proofed?
can they have draught-proofed? 	can I have been draught-proofing?
can you have been draught-proofing?
can he have been draught-proofing?
can we have been draught-proofing?
can you have been draught-proofing?
can they have been draught-proofing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not draught-proof?
can you not draught-proof?
can he not draught-proof?
can we not draught-proof?
can you not draught-proof?
can they not draught-proof? 	can I not be draught-proofing?
can you not be draught-proofing?
can he not be draught-proofing?
can we not be draught-proofing?
can you not be draught-proofing?
can they not be draught-proofing? 	can I not have draught-proofed?
can you not have draught-proofed?
can he not have draught-proofed?
can we not have draught-proofed?
can you not have draught-proofed?
can they not have draught-proofed? 	can I not have been draught-proofing?
can you not have been draught-proofing?
can he not have been draught-proofing?
can we not have been draught-proofing?
can you not have been draught-proofing?
can they not have been draught-proofing?