English verb conjugation
CAN SHOP

Regular verb: shop - shopped - shopped

Affirmation

Simple form	V-ing form
I can shop you can shop she can shop we can shop you can shop they can shop	I can be shopping you can be shopping she can be shopping we can be shopping you can be shopping they can be shopping
Perfect	V-ing perfect
I can have shopped you can have shopped she can have shopped we can have shopped you can have shopped they can have shopped	I can have been shopping you can have been shopping she can have been shopping we can have been shopping you can have been shopping they can have been shopping

Negation

Simple form	V-ing form
I can't shop you can't shop she can't shop we can't shop you can't shop they can't shop	I can't be shopping you can't be shopping she can't be shopping we can't be shopping you can't be shopping they can't be shopping
Perfect	V-ing perfect
I can't have shopped you can't have shopped she can't have shopped we can't have shopped you can't have shopped they can't have shopped	I can't have been shopping you can't have been shopping she can't have been shopping we can't have been shopping you can't have been shopping they can't have been shopping

Interrogative form

Simple form	V-ing form
can I shop? can you shop? can she shop? can we shop? can you shop? can they shop?	can I be shopping? can you be shopping? can she be shopping? can we be shopping? can you be shopping? can they be shopping?
Perfect	V-ing perfect
can I have shopped? can you have shopped? can she have shopped? can we have shopped? can you have shopped? can they have shopped?	can I have been shopping? can you have been shopping? can she have been shopping? can we have been shopping? can you have been shopping? can they have been shopping?

Interro-negative form

Simple form	V-ing form
can't I shop? can't you shop? can't she shop? can't we shop? can't you shop? can't they shop?	can't I be shopping? can't you be shopping? can't she be shopping? can't we be shopping? can't you be shopping? can't they be shopping?
Perfect	V-ing perfect
can't I have shopped? can't you have shopped? can't she have shopped? can't we have shopped? can't you have shopped? can't they have shopped?	can't I have been shopping? can't you have been shopping? can't she have been shopping? can't we have been shopping? can't you have been shopping? can't they have been shopping?