Breaking down the phrasal verbs and their meanings:

• bailed out: jumped out of an aircraft, especially with a parachute
• blared out: made a loud, harsh noise
• broke out: started suddenly, especially in a violent way
• died out: gradually became less and less common until it stopped completely
• dropped out: left a competition or course before the end
• fell out: had an argument and stopped being friends
• leaked out: became known, especially when it was supposed to be a secret
• rang out: could be heard clearly and loudly

Matching the pairs:

1. The bells - H rang out as the couple left the church. (The bells made a loud sound as the couple left.)
2. Some competitors - B blared out and we couldn't hear each other speak. (The music played very loudly.)
3. The two friends - F fell out and never spoke to each other again. (They had an argument and stopped being friends.)
4. Information - D died out and nobody here knows anything about it. (The information became less and less common until it was forgotten.)
5. The music - E dropped out as the contest got more difficult. (Someone stopped participating in the contest.)
6. The pilot - A bailed out just before the plane exploded. (The pilot jumped out of the plane before it crashed.)
7. The prisoners - G leaked out and stories appeared in the newspapers. (Secret information about the prisoners became public.)