阅读理解。 When people advise your children to"get an education", they tell you only half the truth. What theyreally mean is to get just enough education to give manpower for your society. Get a high school diploma, at least. Without that, you are occupationally dead, unless your name happens to be George Washingon or Thomas Edison and you can successfully stop study in primary school.Get a college degree, if possible.With a BA, you should start to find a job. You have to put on the brakes now. If you do go for a 's degree, make sure it is an MBA and only from a first-classuniversity. Otherwise, the famous law of diminishing (报酬递减率) begins to work.Do you know, for example, that long-distance truck drivers make more money a year than full professors? Yes, each driver was paid $28,000 in 1997 while a full professor managed to get $27,930. A PhD is the highest degree you can get, but except in a few specialized fields such as physics orchemistry, where the degree can quickly be turned to industrial or commercial aim, you are facing a notvery bright future. There are more PhDs unemployed in this country than in any other part of the worldby far. If you became a PhD in English or history or political sience or languages or-in philosophy, you takethe risk of becoming over-educated for our national demands. Thousands of PhDs ars selling shoes, driving taxis, waiting on tables and filling out applications monthafter month, and then may be taking a job in some high school or college with the pay much less than a door-keeper makes. 1. According to the writer, society expects education to turn out people who will . A. raise their payment B. get employed C. become specialized in some field D. meet the demands as a source of manpower 2. Long-distance truck driver make more money a year than full professors because . A. the famous law of diminishing functions B. long-distance truck drivers only get a high school diplomaC. full professors are PhDs in English or history D. long-distance truck drivers work harder than full professors 3.The underlined phrase "put on the brakes" in the 3rd paragraph means " ". A. stop learning for a higher degreeB. take up a 's degree at onceC. go on studying in a first-class universityD. find an interesting job 4.What can we know from the passage? A. The higher education you get, the more money you will earn.B. Neither George Washington nor Edison received formal education.C. There are more PhDs than the society demands.D. If you are specialized in physics, you can't get a good job easily.