Объяснение:
Dear Mr and Mrs Williams
1. I hasten to inform you that I flew home, everything is fine with me.
2. I would like - I would like to thank you for your hospitality. I really enjoyed spending time with you in London. I will never forget this wonderful time!
I want to say thank you for the room, it was very pleasant and comfortable for me.
I really liked your national cuisine, you cook very tasty!
Also, I really liked the excursions and sights in your country. I am delighted! I will have something to tell my family.
3. My knowledge of English has improved during this time. I was able to expand my vocabulary through communication with you.
4.Thanks again for the warm hospitality. Be sure to come to visit us, we will wait!
Best wishes,
Archie
А четвертое я не смог