ublic universities are still in their very earliest stages．But these trends will intensify as the children of the burdened boomers reach college age．For the academics，it's a wake-up call．In the next century，they'll have to be affordable and good．

　　40．According to some critics，the low-tuition policy of public universities might lead to _________．

　　A．the middle-class melt

　　B．a credit crisis

　　C．a decline in the quality of education

　　D．the enrollment of second-class students

　　41．Public universities reduce the tuition because _________．

　　A．they yield to the pressure of protesters

　　B．they get contributions from the rich

　　C．they get enough money from the state

　　D．they try to give lower-income students an opportunity

　　42．It can be inferred from the passage that _________．

　　A．private universities will join in the thrice competition

　　B．public universities have to withdraw from the price competition

　　C．rich students find ways of paying less by taking the advantage of the policy

　　D．rich students should be entitled to equal opportunities as poor students

　　43．In order to maintain their high quality at the stone time of opening the floor to low-income students，public universities have to _________．

　　A．enlist their students for some voluntary jobs

　　B．exert long-term effort to improve themselves

　　C．count upon the financial support from the government

　　D．increase the proportion of rich students and charge more from them

　　44．This passage is mainly about _________．

　　A．the Robin Hood game

　　B．ways of paying less for college education

　　C．difficult situation of public universities

　　D．financial aid to lower—income students