I can standardise you can standardise she can standardise we can standardise you can standardise they can standardise
V-ing form
I can be standardising you can be standardising she can be standardising we can be standardising you can be standardising they can be standardising
Perfect
I can have standardised you can have standardised she can have standardised we can have standardised you can have standardised they can have standardised
V-ing perfect
I can have been standardising you can have been standardising she can have been standardising we can have been standardising you can have been standardising they can have been standardising
Negation
Simple form
I can't standardise you can't standardise she can't standardise we can't standardise you can't standardise they can't standardise
V-ing form
I can't be standardising you can't be standardising she can't be standardising we can't be standardising you can't be standardising they can't be standardising
Perfect
I can't have standardised you can't have standardised she can't have standardised we can't have standardised you can't have standardised they can't have standardised
V-ing perfect
I can't have been standardising you can't have been standardising she can't have been standardising we can't have been standardising you can't have been standardising they can't have been standardising
Interrogative form
Simple form
can I standardise? can you standardise? can she standardise? can we standardise? can you standardise? can they standardise?
V-ing form
can I be standardising? can you be standardising? can she be standardising? can we be standardising? can you be standardising? can they be standardising?
Perfect
can I have standardised? can you have standardised? can she have standardised? can we have standardised? can you have standardised? can they have standardised?
V-ing perfect
can I have been standardising? can you have been standardising? can she have been standardising? can we have been standardising? can you have been standardising? can they have been standardising?
Interro-negative form
Simple form
can't I standardise? can't you standardise? can't she standardise? can't we standardise? can't you standardise? can't they standardise?
V-ing form
can't I be standardising? can't you be standardising? can't she be standardising? can't we be standardising? can't you be standardising? can't they be standardising?
Perfect
can't I have standardised? can't you have standardised? can't she have standardised? can't we have standardised? can't you have standardised? can't they have standardised?
V-ing perfect
can't I have been standardising? can't you have been standardising? can't she have been standardising? can't we have been standardising? can't you have been standardising? can't they have been standardising?