1.was singing, came,played,read, was writing,saw,was doing, played,did see,was flowing off,crossed,was doing,came,was wearing,met,was sleeping, came, was reading,was raining,came,was speaking,was being.
2.went, was shining, was singing,walked,
was sitting,hid,began,run,was falling,run.
3.was reading,heard, opened,was, shut,saw,was trying,jumped,ran,caught.
4.celebrated,arrived,saw,was,entered,was dancing,was playing,were listening, were watching, introduced,was inviting.
Объяснение:
это слова в скобках, я поставила их в правильной форме поочерёдно.