All over the world teenagers invent their own language to communicate. Sometimes they do...

Question

All over the world teenagers invent their own language to communicate.
Sometimes they do it to keep some secrets or to save time especially when texting.
How well do you know this language?

What does it mean?
ROFL
IMO
T+
T2ul
TTFN
QPSA
LTNC
A3
Перетащите элементы на пустые поля сверху (каждый может быть использован несколько раз)
What happened?
I'll get back to you later.
Haven't seen you for ages!
Cheer up!
Bye.
I think
You can choose time, place, company.
It's very funny.
ОТВЕТИТЬ

Answer 1

ROFL (Rolling On Floor Laughing) - It's very funny.
IMO (In My Opinion) - I think
T+ (Think positive) - cheer up!
t2ul (talk to you later) - I'll get back to you later.
TTFN (Ta Ta For Now) - bye 
QPSA (que pasa) - What happened? [прим. - испанский] 
LTNC (Long Time No Chat) - Haven't seen you for ages!
A3 (anywhere, any time, any place) - You can choose time, place, company.