I can arm-wrestle you can arm-wrestle she can arm-wrestle we can arm-wrestle you can arm-wrestle they can arm-wrestle
V-ing form
I can be arm-wrestling you can be arm-wrestling she can be arm-wrestling we can be arm-wrestling you can be arm-wrestling they can be arm-wrestling
Perfect
I can have arm-wrestled you can have arm-wrestled she can have arm-wrestled we can have arm-wrestled you can have arm-wrestled they can have arm-wrestled
V-ing perfect
I can have been arm-wrestling you can have been arm-wrestling she can have been arm-wrestling we can have been arm-wrestling you can have been arm-wrestling they can have been arm-wrestling
Negation
Simple form
I can't arm-wrestle you can't arm-wrestle she can't arm-wrestle we can't arm-wrestle you can't arm-wrestle they can't arm-wrestle
V-ing form
I can't be arm-wrestling you can't be arm-wrestling she can't be arm-wrestling we can't be arm-wrestling you can't be arm-wrestling they can't be arm-wrestling
Perfect
I can't have arm-wrestled you can't have arm-wrestled she can't have arm-wrestled we can't have arm-wrestled you can't have arm-wrestled they can't have arm-wrestled
V-ing perfect
I can't have been arm-wrestling you can't have been arm-wrestling she can't have been arm-wrestling we can't have been arm-wrestling you can't have been arm-wrestling they can't have been arm-wrestling
Interrogative form
Simple form
can I arm-wrestle? can you arm-wrestle? can she arm-wrestle? can we arm-wrestle? can you arm-wrestle? can they arm-wrestle?
V-ing form
can I be arm-wrestling? can you be arm-wrestling? can she be arm-wrestling? can we be arm-wrestling? can you be arm-wrestling? can they be arm-wrestling?
Perfect
can I have arm-wrestled? can you have arm-wrestled? can she have arm-wrestled? can we have arm-wrestled? can you have arm-wrestled? can they have arm-wrestled?
V-ing perfect
can I have been arm-wrestling? can you have been arm-wrestling? can she have been arm-wrestling? can we have been arm-wrestling? can you have been arm-wrestling? can they have been arm-wrestling?
Interro-negative form
Simple form
can't I arm-wrestle? can't you arm-wrestle? can't she arm-wrestle? can't we arm-wrestle? can't you arm-wrestle? can't they arm-wrestle?
V-ing form
can't I be arm-wrestling? can't you be arm-wrestling? can't she be arm-wrestling? can't we be arm-wrestling? can't you be arm-wrestling? can't they be arm-wrestling?
Perfect
can't I have arm-wrestled? can't you have arm-wrestled? can't she have arm-wrestled? can't we have arm-wrestled? can't you have arm-wrestled? can't they have arm-wrestled?
V-ing perfect
can't I have been arm-wrestling? can't you have been arm-wrestling? can't she have been arm-wrestling? can't we have been arm-wrestling? can't you have been arm-wrestling? can't they have been arm-wrestling?