I can trumpet you can trumpet he can trumpet we can trumpet you can trumpet they can trumpet
V-ing form
I can be trumpeting you can be trumpeting he can be trumpeting we can be trumpeting you can be trumpeting they can be trumpeting
Perfect
I can have trumpeted you can have trumpeted he can have trumpeted we can have trumpeted you can have trumpeted they can have trumpeted
V-ing perfect
I can have been trumpeting you can have been trumpeting he can have been trumpeting we can have been trumpeting you can have been trumpeting they can have been trumpeting
Negation
Simple form
I cannot trumpet you cannot trumpet he cannot trumpet we cannot trumpet you cannot trumpet they cannot trumpet
V-ing form
I cannot be trumpeting you cannot be trumpeting he cannot be trumpeting we cannot be trumpeting you cannot be trumpeting they cannot be trumpeting
Perfect
I cannot have trumpeted you cannot have trumpeted he cannot have trumpeted we cannot have trumpeted you cannot have trumpeted they cannot have trumpeted
V-ing perfect
I cannot have been trumpeting you cannot have been trumpeting he cannot have been trumpeting we cannot have been trumpeting you cannot have been trumpeting they cannot have been trumpeting
Interrogative form
Simple form
can I trumpet? can you trumpet? can he trumpet? can we trumpet? can you trumpet? can they trumpet?
V-ing form
can I be trumpeting? can you be trumpeting? can he be trumpeting? can we be trumpeting? can you be trumpeting? can they be trumpeting?
Perfect
can I have trumpeted? can you have trumpeted? can he have trumpeted? can we have trumpeted? can you have trumpeted? can they have trumpeted?
V-ing perfect
can I have been trumpeting? can you have been trumpeting? can he have been trumpeting? can we have been trumpeting? can you have been trumpeting? can they have been trumpeting?
Interro-negative form
Simple form
can I not trumpet? can you not trumpet? can he not trumpet? can we not trumpet? can you not trumpet? can they not trumpet?
V-ing form
can I not be trumpeting? can you not be trumpeting? can he not be trumpeting? can we not be trumpeting? can you not be trumpeting? can they not be trumpeting?
Perfect
can I not have trumpeted? can you not have trumpeted? can he not have trumpeted? can we not have trumpeted? can you not have trumpeted? can they not have trumpeted?
V-ing perfect
can I not have been trumpeting? can you not have been trumpeting? can he not have been trumpeting? can we not have been trumpeting? can you not have been trumpeting? can they not have been trumpeting?