为什么不用it was really a great fan

my father took me there ,it was really Aa great fun B a fun a great difficulty as it was为什么不对 It was a great pity it was really great funny这个病句应该如何改 英语冷笑话求助There was a Packers fan with a really lame seat at La That was a great dinner.＿＿＿＿＿＿＿ —Thanks.But it really took o The party was a great success.We really enjoyed ourselves. Last Sunday's talent show was really a great s_____ It was really a good purchase是什么意思 It was really a good business是什么意思 a great sports collection为什么不用sport it is of great use 为什么要用of 而不用a