阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式填空。
M：Hello, Mrs. Black. I’m from The Daily Mirror and I’m doing a report on public opinion about the city bus service. So, what do you _____ of the bus service?
W: The bus service? Actually, I don’t use it that often, ____ I have to go shopping.
M: What, er, how could the bus service ________(improve)?
W: Well, they could turn up on time. I mean, you look at the time-table and you think“Oh, well. Five minutes to wait.” And it _____(turn) out to be an hour.
M: Do any other people in your family use the bus service?
W: My husband. He uses it more often. But fortunately a girl____ works in his office often gives him a ____ into work. _____ when he does need to use it, he’s often angry at it. Once he ______ (wait) up to 50 minutes at the station for a bus. So I think there should be some way of ______(warn) people when a bus is not going to arrive and certainly much _______frequent bus service.