I have 2 questions about the words"in" and "up" 1. I've been out every night this week. I want to have a quiet night in for a change. 2. I'm going to a party up in London. Some friends of mine have just moved into a new house. what are the meanings for the words "in"(item 1) and "up"(item 2)? are they phrases?

van, truck and wagon would you please help tell me the difference between van, truck and wagon?

there had & there be I ever saw a sentence in a piece of newspaper.I'm not sure about whether it is right. Could you help me? "there had no unified logo for family planning before." may I write it in another way? "there was no unified logo for family planning before." what's the difference?

undressed and naked now i'm studying these two words. but i'm confused by them. it seems that they have the same meaning, right? there are two sentences. she got undressed. he was completely naked.