Cybercrystal Posted 15 years agoGrammar
Tenses - help wanted
Hello,
Any differences between the followings?
How long have you worn braces? Since I was 10.
How long have you been wearing braces? Since I was 10.
Before the the Titanic disaster, the world hadn't witnessed the sinking of such a ship.
Before the the Titanic disaster, the world didn't witness the sinking of such a ship.
Thank you.