Виконайте завдання шляхом розкриття дужок правильно визначая при цьому час

1.had been doing
2.have been sleeping
3.has been studying
4.had been cooking
5.has been blowing
6.had been raining
7.had been reading
8.has been working
9.had you been knitting
10.have played
11.had been looking
12.have been sunbathing