I think the most dangerous modern disease is super bacteria because it can't prevent. And super bacteria is very highly resistant.

Here's your corrected composition, Jimmy.  Please go over the revisions given below.  

Cheers,

Jean~~

                               

                         What is the most dangerous modern disease? Explain.

I think the most dangerous modern disease is super bacteria because it can't prevent.

>> I think the most dangerous modern disease is super bacteria because it can't be prevented.

And super bacteria is very highly resistant.

>> And super bacteria are very highly resistant.