Put an F for formal and an I for informal language. Give reasons. 1 In reply to your query about... 2 1 trust that this is the information you require... 3 Hope this information helps you... 4 I would like to express my dissatisfaction with the item I purchased. 5 I'm afraid I won't be able to make it on Friday ... 6 Why don't you come and visit us ... 7 I'm looking forward to hearing from you... 8 I look forward to meeting you. 9 1 am writing with regard to the advertisement... 10 How about getting together next Friday instead? 11 Pop in for a chat-some time soon... 12 You've been very helpful... 13 Well, I must leave now... 14 By the way, I've got to tell you ... 15 I regret to inform you that... It is with great happiness that I congratulate you on your engagement... 16 17 Please accept my sincere apology... 18 Write back soon! 19 Keep in touch. ****** 20 You are cordially invited to attend ...​