3
votes
2answers
366 views

Is “catch up” used in formal language as in “We will catch up sometime”?

I wrote "we will catch up sometime" to one of my new friends. When I searched the Internet I found that people used it in informal situations. Is it okay to use this in formal writing as I did since ...
1
vote
2answers
1k views

Phrasal verbs (formal and informal use) [closed]

I'm not always comfortable with phrasal verbs. I find that Americans use a lot of phrasal verbs than say people from UK -- I might be completely wrong though. What I find most difficult with phrasal ...
3
votes
3answers
6k views

Does the phrase “who's in?” or “I'm in!” exist in (informal) English?

I really think I've heard it in some American sitcom/sitcoms, meaning something like participating in. "I want to play football. Who's in?" — "Great idea, I'm in!" Does it really exist, or am I wrong? ...