To help celebrate my birthday,my son invited one of his friend(friend- friends), who in turn invited her aunty.During a long conversation, we got onto the cost of living and when(when- how) we were struggling to make ends meet.
Weeks late(late- later), I wad busy doing dishes, thought(thought- thinking) about how I was going to have had(had去掉) enough money for the week.Suddenly, it was a knock at my door.I opened it to find the aunty standing there.As I wondered what had brought her here, she handed me （加上an）envelope,and(and去掉) with a smile saying."This is fo