can grout
Regular verb: grout - grouted- grouted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can grout
you can grout
he can grout
we can grout
you can grout
they can grout 	I can be grouting
you can be grouting
he can be grouting
we can be grouting
you can be grouting
they can be grouting	I can have grouted
you can have grouted
he can have grouted
we can have grouted
you can have grouted
they can have grouted	I can have been grouting
you can have been grouting
he can have been grouting
we can have been grouting
you can have been grouting
they can have been grouting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't grout
you can't grout
he can't grout
we can't grout
you can't grout
they can't grout 	I can't be grouting
you can't be grouting
he can't be grouting
we can't be grouting
you can't be grouting
they can't be grouting	I can't have grouted
you can't have grouted
he can't have grouted
we can't have grouted
you can't have grouted
they can't have grouted	I can't have been grouting
you can't have been grouting
he can't have been grouting
we can't have been grouting
you can't have been grouting
they can't have been grouting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I grout?
can you grout?
can he grout?
can we grout?
can you grout?
can they grout? 	can I be grouting?
can you be grouting?
can he be grouting?
can we be grouting?
can you be grouting?
can they be grouting? 	can I have grouted?
can you have grouted?
can he have grouted?
can we have grouted?
can you have grouted?
can they have grouted? 	can I have been grouting?
can you have been grouting?
can he have been grouting?
can we have been grouting?
can you have been grouting?
can they have been grouting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I grout?
can't you grout?
can't he grout?
can't we grout?
can't you grout?
can't they grout? 	can't I be grouting?
can't you be grouting?
can't he be grouting?
can't we be grouting?
can't you be grouting?
can't they be grouting? 	can't I have grouted?
can't you have grouted?
can't he have grouted?
can't we have grouted?
can't you have grouted?
can't they have grouted? 	can't I have been grouting?
can't you have been grouting?
can't he have been grouting?
can't we have been grouting?
can't you have been grouting?
can't they have been grouting?