I can garter you can garter he can garter we can garter you can garter they can garter
V-ing form
I can be gartering you can be gartering he can be gartering we can be gartering you can be gartering they can be gartering
Perfect
I can have gartered you can have gartered he can have gartered we can have gartered you can have gartered they can have gartered
V-ing perfect
I can have been gartering you can have been gartering he can have been gartering we can have been gartering you can have been gartering they can have been gartering
Negation
Simple form
I cannot garter you cannot garter he cannot garter we cannot garter you cannot garter they cannot garter
V-ing form
I cannot be gartering you cannot be gartering he cannot be gartering we cannot be gartering you cannot be gartering they cannot be gartering
Perfect
I cannot have gartered you cannot have gartered he cannot have gartered we cannot have gartered you cannot have gartered they cannot have gartered
V-ing perfect
I cannot have been gartering you cannot have been gartering he cannot have been gartering we cannot have been gartering you cannot have been gartering they cannot have been gartering
Interrogative form
Simple form
can I garter? can you garter? can he garter? can we garter? can you garter? can they garter?
V-ing form
can I be gartering? can you be gartering? can he be gartering? can we be gartering? can you be gartering? can they be gartering?
Perfect
can I have gartered? can you have gartered? can he have gartered? can we have gartered? can you have gartered? can they have gartered?
V-ing perfect
can I have been gartering? can you have been gartering? can he have been gartering? can we have been gartering? can you have been gartering? can they have been gartering?
Interro-negative form
Simple form
can I not garter? can you not garter? can he not garter? can we not garter? can you not garter? can they not garter?
V-ing form
can I not be gartering? can you not be gartering? can he not be gartering? can we not be gartering? can you not be gartering? can they not be gartering?
Perfect
can I not have gartered? can you not have gartered? can he not have gartered? can we not have gartered? can you not have gartered? can they not have gartered?
V-ing perfect
can I not have been gartering? can you not have been gartering? can he not have been gartering? can we not have been gartering? can you not have been gartering? can they not have been gartering?