Yes, the tables were polished two hours ago.
Yes, fresh flowers were ordered an hour ago.
No, the windows weren't cleaned this afternoon.
Yes, the chairs were dusted three hours ago.
No, the light bulb in the cloakroom wasn't changed later this afternoon.
2.Yes, the tables were polished two hours ago
3.Yes, fresh flowers were ordered an hour ago
4.No, the windows will be cleaned this afternoon
5.Yes, the chairs were dusted three hours ago
6.No, the light bulb in the cloakroom will be changed later this afternoon