I can haste you can haste he can haste we can haste you can haste they can haste
V-ing form
I can be hasting you can be hasting he can be hasting we can be hasting you can be hasting they can be hasting
Perfect
I can have hasted you can have hasted he can have hasted we can have hasted you can have hasted they can have hasted
V-ing perfect
I can have been hasting you can have been hasting he can have been hasting we can have been hasting you can have been hasting they can have been hasting
Negation
Simple form
I cannot haste you cannot haste he cannot haste we cannot haste you cannot haste they cannot haste
V-ing form
I cannot be hasting you cannot be hasting he cannot be hasting we cannot be hasting you cannot be hasting they cannot be hasting
Perfect
I cannot have hasted you cannot have hasted he cannot have hasted we cannot have hasted you cannot have hasted they cannot have hasted
V-ing perfect
I cannot have been hasting you cannot have been hasting he cannot have been hasting we cannot have been hasting you cannot have been hasting they cannot have been hasting
Interrogative form
Simple form
can I haste? can you haste? can he haste? can we haste? can you haste? can they haste?
V-ing form
can I be hasting? can you be hasting? can he be hasting? can we be hasting? can you be hasting? can they be hasting?
Perfect
can I have hasted? can you have hasted? can he have hasted? can we have hasted? can you have hasted? can they have hasted?
V-ing perfect
can I have been hasting? can you have been hasting? can he have been hasting? can we have been hasting? can you have been hasting? can they have been hasting?
Interro-negative form
Simple form
can I not haste? can you not haste? can he not haste? can we not haste? can you not haste? can they not haste?
V-ing form
can I not be hasting? can you not be hasting? can he not be hasting? can we not be hasting? can you not be hasting? can they not be hasting?
Perfect
can I not have hasted? can you not have hasted? can he not have hasted? can we not have hasted? can you not have hasted? can they not have hasted?
V-ing perfect
can I not have been hasting? can you not have been hasting? can he not have been hasting? can we not have been hasting? can you not have been hasting? can they not have been hasting?