You are right, because is better than can.

usual suspect wrote:

> Bumbling Twit wrote:
>
>>>> The ONLY way the disease can is caused
>>>
>>>
>>> Try writing just one clear and complete sentence, you semi-literate
>>> buffoon.
>>>
>>>> is by eating food that is illegal.
>>
>>
>> He takes a complete sentence, chops it in half, so each half looks
>> incomplete.
>
>
> You wrote:
> The ONLY way the disease can is caused is by eating food that is
> illegal.
>
> That is a very poorly worded sentence, as most of yours are. "Can is
> caused" is an inappropriate choice of verbs, especially for someone who
> claims to have a graduate degree from Columbia.