can land
Regular verb: land - landed- landed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can land
you can land
she can land
we can land
you can land
they can land 	I can be landing
you can be landing
she can be landing
we can be landing
you can be landing
they can be landing	I can have landed
you can have landed
she can have landed
we can have landed
you can have landed
they can have landed	I can have been landing
you can have been landing
she can have been landing
we can have been landing
you can have been landing
they can have been landing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't land
you can't land
she can't land
we can't land
you can't land
they can't land 	I can't be landing
you can't be landing
she can't be landing
we can't be landing
you can't be landing
they can't be landing	I can't have landed
you can't have landed
she can't have landed
we can't have landed
you can't have landed
they can't have landed	I can't have been landing
you can't have been landing
she can't have been landing
we can't have been landing
you can't have been landing
they can't have been landing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I land?
can you land?
can she land?
can we land?
can you land?
can they land? 	can I be landing?
can you be landing?
can she be landing?
can we be landing?
can you be landing?
can they be landing? 	can I have landed?
can you have landed?
can she have landed?
can we have landed?
can you have landed?
can they have landed? 	can I have been landing?
can you have been landing?
can she have been landing?
can we have been landing?
can you have been landing?
can they have been landing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I land?
can't you land?
can't she land?
can't we land?
can't you land?
can't they land? 	can't I be landing?
can't you be landing?
can't she be landing?
can't we be landing?
can't you be landing?
can't they be landing? 	can't I have landed?
can't you have landed?
can't she have landed?
can't we have landed?
can't you have landed?
can't they have landed? 	can't I have been landing?
can't you have been landing?
can't she have been landing?
can't we have been landing?
can't you have been landing?
can't they have been landing?