Aprendiendo preposiciones en frances Quisiera que me expliquen

Las preposiciones à, au, en, aux + ejemplos con nombre de ciudad o de país

¿Alguien me puede ayudar con Francés? Necesito que me ayuden explicándome sobre Las preposiciones à, au, en, aux + con ejemplo de su utilización con paises

A formal e-mail From: Hugo Lopez [[email protected]] To: Tennis lessons in Canada [[email protected]] Subject: Information about lessons Dear Sir/ Madam I am writing to ask for information about your tennis lessons. I am interested in learn to play tennis, so I would like to take intensive lessons of twice to week. I am 20 and I study at Cesar Vallejo University. I know the rules of tennis, so It will be really easy, but is necessary improve my play and technique. I have looked at your website, but there is no information about intensive lessons. Could you please send me information about date , prices and where are your Instead of practices? If I have a friend there will be discounts? I look forward to hearing from you. Sincerely, Percy Escobilla

Describing myself My name is Percy. I am 20 years old, I am Peruvian . I live in Iima that is the capital city of Peru. I am in college. I am studying system engineer . I am in threeth year, I love my career . I am a person who like help to my friends. I have short dark hair , brown eyes . I am very funny always . I can play soccer very well, is my favorite sport. i like meet and learn new cultures. I want meet same people that help me, with my english. I will learn quikly. I use Whatsapp always and skype the wekend. If someone could help me I´ll be very happy.

I am learning english I want help me if my write is well Dear Mrs. Sanders, Thank you for your letter, I'm very excited about this new experience, I know that I will be well and share this time with you will be nice. I am going to go to San Francisco on August 05 . Thank you for the information about train. I did not really know how to get from the airport to the city. After arriving I'll take the train into the city. Yes, I have cell phone, my number is +51986931196. I'll call you when I am on the train, to tell them I'm on the way to the city. Please could correct If it is wrong This is an informal letter I am 20 years old, I am a person who is friendly who likes to talk a lot, and also help with chores.Only one thing I'm allergic to peanuts, causes me swelling. I would like to have a room just for me. I plan to stay two months after the end of my courses, to practice my English. I hope soon to know best wishes