could moisturise
Regular verb: moisturise - moisturised- moisturised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could moisturise
you could moisturise
she could moisturise
we could moisturise
you could moisturise
they could moisturise 	I could be moisturising
you could be moisturising
she could be moisturising
we could be moisturising
you could be moisturising
they could be moisturising	I could have moisturised
you could have moisturised
she could have moisturised
we could have moisturised
you could have moisturised
they could have moisturised	I could have been moisturising
you could have been moisturising
she could have been moisturising
we could have been moisturising
you could have been moisturising
they could have been moisturising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't moisturise
you couldn't moisturise
she couldn't moisturise
we couldn't moisturise
you couldn't moisturise
they couldn't moisturise 	I couldn't be moisturising
you couldn't be moisturising
she couldn't be moisturising
we couldn't be moisturising
you couldn't be moisturising
they couldn't be moisturising	I couldn't have moisturised
you couldn't have moisturised
she couldn't have moisturised
we couldn't have moisturised
you couldn't have moisturised
they couldn't have moisturised	I couldn't have been moisturising
you couldn't have been moisturising
she couldn't have been moisturising
we couldn't have been moisturising
you couldn't have been moisturising
they couldn't have been moisturising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I moisturise?
could you moisturise?
could she moisturise?
could we moisturise?
could you moisturise?
could they moisturise? 	could I be moisturising?
could you be moisturising?
could she be moisturising?
could we be moisturising?
could you be moisturising?
could they be moisturising? 	could I have moisturised?
could you have moisturised?
could she have moisturised?
could we have moisturised?
could you have moisturised?
could they have moisturised? 	could I have been moisturising?
could you have been moisturising?
could she have been moisturising?
could we have been moisturising?
could you have been moisturising?
could they have been moisturising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I moisturise?
couldn't you moisturise?
couldn't she moisturise?
couldn't we moisturise?
couldn't you moisturise?
couldn't they moisturise? 	couldn't I be moisturising?
couldn't you be moisturising?
couldn't she be moisturising?
couldn't we be moisturising?
couldn't you be moisturising?
couldn't they be moisturising? 	couldn't I have moisturised?
couldn't you have moisturised?
couldn't she have moisturised?
couldn't we have moisturised?
couldn't you have moisturised?
couldn't they have moisturised? 	couldn't I have been moisturising?
couldn't you have been moisturising?
couldn't she have been moisturising?
couldn't we have been moisturising?
couldn't you have been moisturising?
couldn't they have been moisturising?