46. What happened in Newark, New Jersey on August 4th?

　　A. The Newark residents witnessed a murder.

　　B. Four young people were killed in a school playground.

　　C. The new mayor of Newark took office.

　　D. Four college students fell victim to violence.

　　47. Judging from the context, the “Community Eye”(Line5,Para 2)is_____

　　A. a watching system for gun crime B. a neighborhood protection organization

　　C. an unprofitable community business D. a grassroots organization

　　48.We learn from the passage that Newark has all the following problems EXCEPT_____

　　A. violence B. flood

　　C. poverty D. indifference

　　49. Mayor Booker’s effort against crime seem to be ______

　　A. idealistic B. impractical

　　C. effective D. fruitless