I can motorbike you can motorbike she can motorbike we can motorbike you can motorbike they can motorbike
V-ing form
I can be motorbiking you can be motorbiking she can be motorbiking we can be motorbiking you can be motorbiking they can be motorbiking
Perfect
I can have motorbiked you can have motorbiked she can have motorbiked we can have motorbiked you can have motorbiked they can have motorbiked
V-ing perfect
I can have been motorbiking you can have been motorbiking she can have been motorbiking we can have been motorbiking you can have been motorbiking they can have been motorbiking
Negation
Simple form
I cannot motorbike you cannot motorbike she cannot motorbike we cannot motorbike you cannot motorbike they cannot motorbike
V-ing form
I cannot be motorbiking you cannot be motorbiking she cannot be motorbiking we cannot be motorbiking you cannot be motorbiking they cannot be motorbiking
Perfect
I cannot have motorbiked you cannot have motorbiked she cannot have motorbiked we cannot have motorbiked you cannot have motorbiked they cannot have motorbiked
V-ing perfect
I cannot have been motorbiking you cannot have been motorbiking she cannot have been motorbiking we cannot have been motorbiking you cannot have been motorbiking they cannot have been motorbiking
Interrogative form
Simple form
can I motorbike? can you motorbike? can she motorbike? can we motorbike? can you motorbike? can they motorbike?
V-ing form
can I be motorbiking? can you be motorbiking? can she be motorbiking? can we be motorbiking? can you be motorbiking? can they be motorbiking?
Perfect
can I have motorbiked? can you have motorbiked? can she have motorbiked? can we have motorbiked? can you have motorbiked? can they have motorbiked?
V-ing perfect
can I have been motorbiking? can you have been motorbiking? can she have been motorbiking? can we have been motorbiking? can you have been motorbiking? can they have been motorbiking?
Interro-negative form
Simple form
can I not motorbike? can you not motorbike? can she not motorbike? can we not motorbike? can you not motorbike? can they not motorbike?
V-ing form
can I not be motorbiking? can you not be motorbiking? can she not be motorbiking? can we not be motorbiking? can you not be motorbiking? can they not be motorbiking?
Perfect
can I not have motorbiked? can you not have motorbiked? can she not have motorbiked? can we not have motorbiked? can you not have motorbiked? can they not have motorbiked?
V-ing perfect
can I not have been motorbiking? can you not have been motorbiking? can she not have been motorbiking? can we not have been motorbiking? can you not have been motorbiking? can they not have been motorbiking?