Помагите решить.ВПИШИ ГЛАГОЛЫ В ПРОШЕДШЕМ ВРЕМЕНИ. The planet (be)_________clean. The air (be)_____________ nace. The river (be)____________ blue.The trees (be)________green in the forest,and the flowers (be)__________lovely.The birds and animals on the Clean(be)_________ happy.The birds (like)_________to sing.The animals (play)___________games,(jump)_______ and (dance)_________.The people on the Clean (be)__________ very good. They (clean)__________their cities.They (protect)_________the forest.The (help)_________the animals