I could notarise you could notarise she could notarise we could notarise you could notarise they could notarise
V-ing form
I could be notarising you could be notarising she could be notarising we could be notarising you could be notarising they could be notarising
Perfect
I could have notarised you could have notarised she could have notarised we could have notarised you could have notarised they could have notarised
V-ing perfect
I could have been notarising you could have been notarising she could have been notarising we could have been notarising you could have been notarising they could have been notarising
Negation
Simple form
I couldn't notarise you couldn't notarise she couldn't notarise we couldn't notarise you couldn't notarise they couldn't notarise
V-ing form
I couldn't be notarising you couldn't be notarising she couldn't be notarising we couldn't be notarising you couldn't be notarising they couldn't be notarising
Perfect
I couldn't have notarised you couldn't have notarised she couldn't have notarised we couldn't have notarised you couldn't have notarised they couldn't have notarised
V-ing perfect
I couldn't have been notarising you couldn't have been notarising she couldn't have been notarising we couldn't have been notarising you couldn't have been notarising they couldn't have been notarising
Interrogative form
Simple form
could I notarise? could you notarise? could she notarise? could we notarise? could you notarise? could they notarise?
V-ing form
could I be notarising? could you be notarising? could she be notarising? could we be notarising? could you be notarising? could they be notarising?
Perfect
could I have notarised? could you have notarised? could she have notarised? could we have notarised? could you have notarised? could they have notarised?
V-ing perfect
could I have been notarising? could you have been notarising? could she have been notarising? could we have been notarising? could you have been notarising? could they have been notarising?
Interro-negative form
Simple form
couldn't I notarise? couldn't you notarise? couldn't she notarise? couldn't we notarise? couldn't you notarise? couldn't they notarise?
V-ing form
couldn't I be notarising? couldn't you be notarising? couldn't she be notarising? couldn't we be notarising? couldn't you be notarising? couldn't they be notarising?
Perfect
couldn't I have notarised? couldn't you have notarised? couldn't she have notarised? couldn't we have notarised? couldn't you have notarised? couldn't they have notarised?
V-ing perfect
couldn't I have been notarising? couldn't you have been notarising? couldn't she have been notarising? couldn't we have been notarising? couldn't you have been notarising? couldn't they have been notarising?