【正文】 ＝ 2， D＝ 1 and F＝ 0 GPA is calculated by adding all of the points earned for each course grade and dividing the total points by the total number of courses taken. 2 Universities prefer to see applications from high school students who have engaged in activities in their spare time， such as clubs， athletic teams and student government. 3 Most students in the US take the SAT Reasoning Test or the ACT during their final year of high university sets a minimum SAT or ACT score that a student must achieve in order to be are standardized quantitative SAT tests critical reading，math and writing skills. 4 Students are often required to write an essay as part of the application process. 5 The applicants may also be required to have a personal interview with a representative from the admissions office. A． A student who fails a required course must repeat the course. B． A GPA is a figure representing a student’ s accumulated grades. C． Each admissions office determines the length and content of the essay. D． For example， a GPA of is a “ B” average for all of the courses taken. E． A student graduates after he or she has successfully passed all the required courses. F． The ACT tests English， math， reading， science reasoning and optional writing. G． Voluntary participation in these activities shows students have learned valuable life lessons. 答案 Ⅳ .完形填空 In 1990 a report was published about what the earth might be like 20 years from then report was a result of a threeyear 1 . According to the report， the picture of the earth in the year 2021 is not a 2 world will be more 3 because the population will continue to population could be 4 6,300 million， almost 2,115 million more than that in people would move into cities， especially cities in 5 like Cairo and Jakarta probably would 6 have 15 million by then. Food production will 7 ， but not enough to feed all the will grow 90% more food than they did in 1985， 8 most of the increase would be in countries that 9 produce enough food for their increase is 10 in South Asia， Africa and the Middle farming ways are 11 large areas of crop land， changing farms into farmland is 12 as cities bee larger and more houses are built. 13 will get worse as industrial countries burn more coal and of the world’ s 14 could disappear as more and more trees are cut will continue to be a serious experts say their picture of the earth for the year 2021 15 .They only carried out the situation that 16 changing the situation， by 17 the problems， the picture can be is 18 time for the nations of the world to work 19 a plan of they warned that 20 too long to make decisions would greatly reduce the chances of success. 1． B． project C． notice D． study 答案 D 解析 study 意為 “ 研究 ” ，根據(jù)下文，這是指對未來 20 年地球上的情況變化所作的研究。指人口達到某一數(shù)目用“ as large as＋數(shù)詞”。 8． B． but C． or D． however 答案 B 解析 前后兩句具有轉(zhuǎn)折意義：農(nóng)民所生產(chǎn)的糧食將比 1985 多百分之九十，但多數(shù)增產(chǎn)糧食的國家是已經(jīng)有足夠糧食供人們生活的國家。 11． B． protecting C． disturbing D． interrupting 答案 A 解析 由“ changing farms into deserts”可知，不當?shù)霓r(nóng)業(yè)生產(chǎn)方式毀壞 (destroy)了大片生產(chǎn)糧食的土地。 15． be true B． will e true C． can’ t be true D． may be wrong 答案 D 解析 此句意為：專家說地球到 2021 年的狀況可能會不好。 18． B． still C． less D． plenty of 答案 B 解析 still 意為“還有”，加強語氣。