单项选择题
The crime rate has continued to rise in American cities despite efforts on the part of both government and private citizens to curb（）
A. them B. its C. him D. it
单项选择题 （）to do the work, I should do it some other day.
单项选择题 Rosa likes lo image herself（）an actress.
单项选择题 Betty saved her money（）she might buy an MP3 player.
