English verb conjugation
CAN IMPORT

Regular verb: import - imported - imported

Affirmation

Simple form	V-ing form
I can import you can import he can import we can import you can import they can import	I can be importing you can be importing he can be importing we can be importing you can be importing they can be importing
Perfect	V-ing perfect
I can have imported you can have imported he can have imported we can have imported you can have imported they can have imported	I can have been importing you can have been importing he can have been importing we can have been importing you can have been importing they can have been importing

Negation

Simple form	V-ing form
I can't import you can't import he can't import we can't import you can't import they can't import	I can't be importing you can't be importing he can't be importing we can't be importing you can't be importing they can't be importing
Perfect	V-ing perfect
I can't have imported you can't have imported he can't have imported we can't have imported you can't have imported they can't have imported	I can't have been importing you can't have been importing he can't have been importing we can't have been importing you can't have been importing they can't have been importing

Interrogative form

Simple form	V-ing form
can I import? can you import? can he import? can we import? can you import? can they import?	can I be importing? can you be importing? can he be importing? can we be importing? can you be importing? can they be importing?
Perfect	V-ing perfect
can I have imported? can you have imported? can he have imported? can we have imported? can you have imported? can they have imported?	can I have been importing? can you have been importing? can he have been importing? can we have been importing? can you have been importing? can they have been importing?

Interro-negative form

Simple form	V-ing form
can't I import? can't you import? can't he import? can't we import? can't you import? can't they import?	can't I be importing? can't you be importing? can't he be importing? can't we be importing? can't you be importing? can't they be importing?
Perfect	V-ing perfect
can't I have imported? can't you have imported? can't he have imported? can't we have imported? can't you have imported? can't they have imported?	can't I have been importing? can't you have been importing? can't he have been importing? can't we have been importing? can't you have been importing? can't they have been importing?