will,would Which one is correct? If you want to visit Iran, I will be happy to invite you over. Or: If you want to visit Iran, I would be happy to invite you over. I think this is If type 1, so the first one( I will) is correct. what's your opinion my friends?

food adventure Hi my gorgeous friends. I am really adventures in regards to new recipes,especially recipes from the UK. Would you please share your favorite recipes? I'm crazy about sea food. I'll appreciate if you share a sea food recipe. Thanks in advance for your consideration. 

Watching movies and series Hi my friends. I have been studding English for 4 months and I am looking forward to find a way to improve my English faster. Is watching movies and series an efficient way to do it? If you agree, what movies and series you'll recommend?

Is it polite? Hi mates. I'm a little confused about the expression "Get out off the car". Is it polite? Once I gave a friend a ride.when we arrived I asked him to get out off the car? Was it polite? what should I have told him instead?

admire and look up to What's the difference between "look up to somebody" and "admire somebody"? Are they the same? for example: I admire my father. Or I look up to my father. I would be appreciate to give some examples.

(the) City hall I can't understand the difference between the city hall and city hall. for example: The city hall has been planting a lot of trees, or City hall has been planting a lot of trees?which one is correct? and also what's the difference between the prison and prison? Or the university and university?