Of couse, it is boring if you were alone.

i prefer travel with my friends , but if i travel alone i maybe make new friends , it is also a good thing

prefer my emotion~~^^

Both. Generally I prefer having people/friends around me. I'd never spend two lonely
weeks at a holiday resort - but I'd travel by myself if I had an internship or a working
holiday in another country.
So far, I've done both. Yep! :P 

with someone