I'm not sure about exactly what you're asking, but I can tell you that "friendless" would not be what you are looking for; "friendless" means "without friends". A "friendly person" would be a person who is friendly, if that is what you are

Sentence number 2, "The number of people who say the economic recession is over is increasing.", is better in the context that you gave, but in a paragraph where there is more background information sentence 1 would be acceptable.

With English, you have the choice of learning one of several accents. You can learn British, American, Canadian, or Australian. It depends of where you will go - for example, if you are going to America, you might want to try and pick up an