Question

I don’t know John Denver. However, I’ve heard him.	51.________
He preferred country music for pop music. I like his	52.________
songs and sometimes I keep listen all day. He	53.________
made lots of records and his music had broadcast on	54.________
the radio. He was not just a singer but a song writer.	55.________
When people were angry with society but didn’t think	56.________
well of political leaders, he begins to turn to this	57________
subject with other singers. They made o fun of them	58.________
by singing songs full of angry. Though Denver died,	59.________
country music have become more and more popular.	60.________

Answer 1

51.heard 后加 of .52. for→ to .53. listen→listening 54 had后加been  55. √

56. but→and  57. begins→began 58.去掉a   59. angry →anger 60. have→has