根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，并在答题卡上将该项涂黑。选项中有两项为多余选项。

    All around the world, people are working hard to make their cities safer and more pleasant for pedestrians (行人). Cities havepainted crosswalks on their streets, made streets narrower, put in traffic lights and speed bumps (减速带) and madeplans to help more kids walk or bike to school.

    Many people have learned from a man from Brisbane, Australia,named David Engwicht. His book Reclaiming Our Cities and Towns has a simplemessage____. Kids playedthere, and neighbors stopped there to talk.

    But now, streets are just for cars and trucks. People stay inside to get away from the noise and dangerous traffic, and we lose contact with our neighbors____.  People needto take back their streets. Engwicht travels around the world, helping people think differently about pedestrians, streets, and neighborhoods.____． He has workedin neighborhoods from Honolulu to Scotland.

    While Engwicht was writing his book, he learned how neighbors in the city of Delft, in the Netherlands, stopped dangerous traffic on their street. They put old couches, tables, and planters in the street.____. When the police arrived, they saw how these illegal actions made the streets safer. Soon city officials started planning ways to make cars slow down, and“calm”thetraffic.

    Engwicht says we should think about streets as our “outdoor living room”.____．

    In the future, streets will be safe places for children again,and our neighbors will become our friends.

a. Cars and pedestrians crowded the street.

b. Calming the traffic is just the beginning.

c. Cars could still pass, but they had to drive slowly.

d. He says that in the past, streets belonged to everybody.

e. It's hard to take measures to solve the traffic problems.

f. Besides his books and articles, he gives many speeches.

g..  Engwicht says that we should use streets for more than just transportation.