同义句转换。 1. Here you can find out more about these world-famous  musicians. Here you can find out more about these musicians _____ are _____ in the world. 2. Liverpool is very important because its industry and  trade played an important role in the 18th century. Liverpool is very important _____ _____ its industry and trade in the 18th century. 3. They sleep outdoors in tents and listen to the music. They sleep _____ _____ _____ _____ and listen  to the music. 4. Tourists can take a bus tour to visit some of the places  the Beatles mentioned in their songs. Tourists can take a bus tour to visit some of the places _____ the Beatles _____ in their songs. 5. Open-air rock concerts are liked by many people. Open-air rock concerts are_____ _____.