Определите собирательное существительное для следующих словосочетаний: 1. a large number of soldiers 2.people listening to music 3.a number of cows 4.a number of sheep 5. a number of flowers 6.a number of people in church 7.eleven men playing football as a body 8.a number of battleships 9. a number of sticks 10.a number of flies