should the USA stand up for Ukraine is Ukraine is attack for Russia. So USA is Ukraine is very stand up.

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.