Back in the day, a good report card earned you a parental pat on the back, but now it could be money in your pocket. Experiments with cash incentives (激励) for students have been catching on in public-school districts across the country, and so has the debate over whether they are a 1tool for hard-to-motivate students. According to a study 2today by the social-policy research group MDRC, a non-profit organization, cash incentives combined with counseling offered "real hope" to low-income and nontraditional students at two Louisiana community colleges. The program 3by the Louisiana Department of Social Services and the Louisiana Workforce Commission was simple: enroll in college at least half-time, 4at least a C average and earn $1,000 a semester for up to two terms. Participants, who were randomly 5, were 30% more likely to register for a second semester than were students who were not offered the supplemental financial 6. And the participants who were first offered cash incentives in spring 2004—and thus whose progress was tracked for longer than that of subsequent groups before Hurricane Katrina 7forced researchers to suspend the survey for several months in August 2005—were also more likely than their peers to be enrolled in college a year after they had finished the two-term program. Students offered cash incentives in the Louisiana program earned more 8and were more likely to attain a C average than were nonparticipants. And they showed psychological 9too, reporting more positive feelings about themselves and their abilities to 10their goals for the future.A) abruptly E) brilliant I) fulfilled M) releasedB) accomplish F) claim J) funded N) retainC) aid G) cooperative K) maintain O) selectedD) benefits H) credits L) naturally