Irregular Verb: can

Present Simple


I can	Can I?	I can't
You can	Can you?	You can't
He can	Can he?	He can't
She can	Can she?	She can't
It can	Can it?	It can't
We can	Can we?	We can't
They can	Can they?	They can't

Past Simple


I could	Could I?	I couldn't
You could	Could you?	You couldn't
He could	Could he?	He couldn't
She could	Could she?	She couldn't
It could	Could it?	It couldn't
We could	Could we?	We couldn't
They could	Could they?	They couldn't

Present Continuous

Past Continuous

Present Perfect


I have been able to	Have I been able to?	I haven't been able to
You have been able to	Have you been able to?	You haven't been able to
He has been able to	Has he been able to?	He hasn't been able to
She has been able to	Has she been able to?	She hasn't been able to
It has been able to	Has it been able to?	It hasn't been able to
We have been able to	Have we been able to?	We haven't been able to
They have been able to	Have they been able to?	They haven't been able to

Past Perfect


I had been able to	Had I been able to?	I hadn't been able to
You had been able to	Had you been able to?	You hadn't been able to
He had been able to	Had he been able to?	He hadn't been able to
She had been able to	Had she been able to?	She hadn't been able to
It had been able to	Had it been able to?	It hadn't been able to
We had been able to	Had we been able to?	We hadn't been able to
They had been able to	Had they been able to?	They hadn't been able to

Simple Future


I will be able to	Will I be able to?	I won't be able to
You will be able to	Will you be able to?	You won't be able to
He will be able to	Will he be able to?	He won't be able to
She will be able to	Will she be able to?	She won't be able to
It will be able to	Will it be able to?	It won't be able to
We will be able to	Will we be able to?	We won't be able to
They will be able to	Will they be able to?	They won't be able to

Going To Future


I am going to be able to	Am I going to be able to?	I'm not going to be able to
You are going to be able to	Are you going to be able to?	You aren't going to be able to
He is going to be able to	Is he going to be able to?	He isn't going to be able to
She is going to be able to	Is she going to be able to?	She isn't going to be able to
It is going to be able to	Is it going to be able to?	It isn't going to be able to
We are going to be able to	Are we going to be able to?	We aren't going to be able to
They are going to be able to	Are they going to be able to?	They aren't going to be able to

Tenses:

Present Simple
Past Simple
Present Continuous
Past Continuous
Present Perfect
Past Perfect
Simple Future
Going To Future