I can easternise you can easternise he can easternise we can easternise you can easternise they can easternise
V-ing form
I can be easternising you can be easternising he can be easternising we can be easternising you can be easternising they can be easternising
Perfect
I can have easternised you can have easternised he can have easternised we can have easternised you can have easternised they can have easternised
V-ing perfect
I can have been easternising you can have been easternising he can have been easternising we can have been easternising you can have been easternising they can have been easternising
Negation
Simple form
I can't easternise you can't easternise he can't easternise we can't easternise you can't easternise they can't easternise
V-ing form
I can't be easternising you can't be easternising he can't be easternising we can't be easternising you can't be easternising they can't be easternising
Perfect
I can't have easternised you can't have easternised he can't have easternised we can't have easternised you can't have easternised they can't have easternised
V-ing perfect
I can't have been easternising you can't have been easternising he can't have been easternising we can't have been easternising you can't have been easternising they can't have been easternising
Interrogative form
Simple form
can I easternise? can you easternise? can he easternise? can we easternise? can you easternise? can they easternise?
V-ing form
can I be easternising? can you be easternising? can he be easternising? can we be easternising? can you be easternising? can they be easternising?
Perfect
can I have easternised? can you have easternised? can he have easternised? can we have easternised? can you have easternised? can they have easternised?
V-ing perfect
can I have been easternising? can you have been easternising? can he have been easternising? can we have been easternising? can you have been easternising? can they have been easternising?
Interro-negative form
Simple form
can't I easternise? can't you easternise? can't he easternise? can't we easternise? can't you easternise? can't they easternise?
V-ing form
can't I be easternising? can't you be easternising? can't he be easternising? can't we be easternising? can't you be easternising? can't they be easternising?
Perfect
can't I have easternised? can't you have easternised? can't he have easternised? can't we have easternised? can't you have easternised? can't they have easternised?
V-ing perfect
can't I have been easternising? can't you have been easternising? can't he have been easternising? can't we have been easternising? can't you have been easternising? can't they have been easternising?