I can enure you can enure he can enure we can enure you can enure they can enure
V-ing form
I can be enuring you can be enuring he can be enuring we can be enuring you can be enuring they can be enuring
Perfect
I can have enured you can have enured he can have enured we can have enured you can have enured they can have enured
V-ing perfect
I can have been enuring you can have been enuring he can have been enuring we can have been enuring you can have been enuring they can have been enuring
Negation
Simple form
I cannot enure you cannot enure he cannot enure we cannot enure you cannot enure they cannot enure
V-ing form
I cannot be enuring you cannot be enuring he cannot be enuring we cannot be enuring you cannot be enuring they cannot be enuring
Perfect
I cannot have enured you cannot have enured he cannot have enured we cannot have enured you cannot have enured they cannot have enured
V-ing perfect
I cannot have been enuring you cannot have been enuring he cannot have been enuring we cannot have been enuring you cannot have been enuring they cannot have been enuring
Interrogative form
Simple form
can I enure? can you enure? can he enure? can we enure? can you enure? can they enure?
V-ing form
can I be enuring? can you be enuring? can he be enuring? can we be enuring? can you be enuring? can they be enuring?
Perfect
can I have enured? can you have enured? can he have enured? can we have enured? can you have enured? can they have enured?
V-ing perfect
can I have been enuring? can you have been enuring? can he have been enuring? can we have been enuring? can you have been enuring? can they have been enuring?
Interro-negative form
Simple form
can I not enure? can you not enure? can he not enure? can we not enure? can you not enure? can they not enure?
V-ing form
can I not be enuring? can you not be enuring? can he not be enuring? can we not be enuring? can you not be enuring? can they not be enuring?
Perfect
can I not have enured? can you not have enured? can he not have enured? can we not have enured? can you not have enured? can they not have enured?
V-ing perfect
can I not have been enuring? can you not have been enuring? can he not have been enuring? can we not have been enuring? can you not have been enuring? can they not have been enuring?