suggest solutions to the councilwoman．It was too much for Mark．"The problems are too big，"he thought．He turned to the man next to him and said，"I think this is a waste of my time．Nothing I can do would make a difference here．"

　　As he neared the bus stop on his way home，Mark saw a woman carrying a grocery bag，and a baby．As Mark got closer，the other child of her，a little boy，suddenly ran into the street．The woman tried to reach for him，but as she moved，her bag shifted，and groceries started to fall out．Mark ran to take the boy's arm and led him back to his mother．"You gotta stay with your mom，" he said．Then he picked up the stray groceries and the woman smiled in relief．"Thanks，" she said, "you've got great timing．" "Just being neighbourly，"Mark said．As he rode home，he glanced at the walls of the bus．On one of them was "Small acts of kindness add up"．Mark smiled and thought，"Maybe that's a good place to start．"

　　【解题导语】　本文是一篇记叙文。文章主要叙述了Mark去参加社区会议时，发现社区里存在很多问题，但他觉得自己对解决这些问题起不了多大作用。在回家的路上，他帮助了一个妇人，这件事情让他改变了自己的态度。

　　4．What was being discussed when Mark arrived at the neighbourhood meeting?

　　A．The high price of groceries.

　　B．The education problem of children.

　　C．The worsening of the quality of life.

　　D．The housing conditions in the community.

　　C　解析：细节理解题。根据第一段中的"leading a discussion about how the quality of life was on the decline"可知，他们正在讨论生活质量是如何下降的问题。特别是下文的一些细节也在暗示着生活质量在变差，如"The neighbourhood faced many problems．""for parking problems，crime, and for problems in empty buildings""The problems are too big"等都说明了这个问题。故答案为C。

　　5．What's Mark's opinion about the community problems according to the first paragraph?

　　A．People could solve the problems by themselves.

　　B．He didn't have the ability to solve such problems.

　　C．He didn't have enough time to solve the problems.

　　D．People were too selfish to help others solve the problems.

B　解析：推理判断题。根据第一段中的"I think this is a waste of my time．Nothing I can do would make a difference here．"可知，Mark认为讨论这件事情是浪费时间的，同时他觉