I can guarantee you can guarantee he can guarantee we can guarantee you can guarantee they can guarantee
V-ing form
I can be guaranteeing you can be guaranteeing he can be guaranteeing we can be guaranteeing you can be guaranteeing they can be guaranteeing
Perfect
I can have guaranteed you can have guaranteed he can have guaranteed we can have guaranteed you can have guaranteed they can have guaranteed
V-ing perfect
I can have been guaranteeing you can have been guaranteeing he can have been guaranteeing we can have been guaranteeing you can have been guaranteeing they can have been guaranteeing
Negation
Simple form
I cannot guarantee you cannot guarantee he cannot guarantee we cannot guarantee you cannot guarantee they cannot guarantee
V-ing form
I cannot be guaranteeing you cannot be guaranteeing he cannot be guaranteeing we cannot be guaranteeing you cannot be guaranteeing they cannot be guaranteeing
Perfect
I cannot have guaranteed you cannot have guaranteed he cannot have guaranteed we cannot have guaranteed you cannot have guaranteed they cannot have guaranteed
V-ing perfect
I cannot have been guaranteeing you cannot have been guaranteeing he cannot have been guaranteeing we cannot have been guaranteeing you cannot have been guaranteeing they cannot have been guaranteeing
Interrogative form
Simple form
can I guarantee? can you guarantee? can he guarantee? can we guarantee? can you guarantee? can they guarantee?
V-ing form
can I be guaranteeing? can you be guaranteeing? can he be guaranteeing? can we be guaranteeing? can you be guaranteeing? can they be guaranteeing?
Perfect
can I have guaranteed? can you have guaranteed? can he have guaranteed? can we have guaranteed? can you have guaranteed? can they have guaranteed?
V-ing perfect
can I have been guaranteeing? can you have been guaranteeing? can he have been guaranteeing? can we have been guaranteeing? can you have been guaranteeing? can they have been guaranteeing?
Interro-negative form
Simple form
can I not guarantee? can you not guarantee? can he not guarantee? can we not guarantee? can you not guarantee? can they not guarantee?
V-ing form
can I not be guaranteeing? can you not be guaranteeing? can he not be guaranteeing? can we not be guaranteeing? can you not be guaranteeing? can they not be guaranteeing?
Perfect
can I not have guaranteed? can you not have guaranteed? can he not have guaranteed? can we not have guaranteed? can you not have guaranteed? can they not have guaranteed?
V-ing perfect
can I not have been guaranteeing? can you not have been guaranteeing? can he not have been guaranteeing? can we not have been guaranteeing? can you not have been guaranteeing? can they not have been guaranteeing?