what is the difference

"im interested in language " " im interested in languages"
"im interested in language study" " im interested in language studies"

what is the difference between study and studies?

"windys open the doors" or "windy open the doors."

how's the weather today
"today is rainy and thundering" or "today is rainy and thundery "
"today is haily" "today is hail"


fantasy movies and sci-fic movies are exciting
fantasy and sci-fic movies make me excited

fantasy and sci-fic movies are exciting
fantasy movies and sci-fic movies make me excited

spinx's nose
spinx' nose