M51Q38 740 考完后high了一天睡了一天,今天睡饱了喝足了来发点狗。。其实考得时候脑袋空空的所以也没记下多少,大家凑合着看哈。。 AA是rockstar那篇 JJ36 IR考得很差,就不误导大家了 数学感觉前几题很陌生,不知道是不是漏看了,但不难,大家仔细就好。。现在看jj,,真不确定哪些考到,不好意思,记忆力一向相当差。。考到的有 JJ31 JJ33答案确认是II and III; JJ52 D; JJ54 B; JJ63 30度; JJ65 4; JJ86 12; JJ104 B; JJ 106 只有“x/12 is an integer“是对的; JJ128 4√10; JJ133 JJ140 C JJ172 n is the multiple of twoprimes JJ182 C JJ190 D两个条件都可以 JJ197 JJ213不确定是不是问peanuts占了多少。。但答案选c确定 JJ222 不用算出具体值,列式即可 JJ288 X+Y+K-B 其他真不记得了。。
阅读四篇全中,但答案都不确定,感觉题目很绕,大家一定要看仔细,注意找到答案在文中的对应点 Adam Smith 这篇答案是我最不确定的 Factors of Leaving a job 主旨:不同因素对job turnover的effect ;connections可能导致:job turnover;问后面那个提出embed的人觉得这些人的assumption是怎么样的:我好像选了提供了理论的base,不确定 <B???? Box>作品 问第二段的作用是什么:answer哲学家第一段提出的问题;对art的定义:至少能让观众有vague awareness of background theory 月球Sample:以下基本就是文章内容,最后一段不确定,但下面看明白了应该就差不多了
Until the Apollo astronautsbrought lunar soil samples to Earth during 1969-72, the belief was that theMoon's dry, airless environment left the soil largely undisturbed. Reality ismuch harsher. A speck of Moon dirt. The strange shape tells a tale of violence:It results from the welding(焊接)of rock, mineral and glass by the heat of micrometeoroid impacts. Micrometeorites,many smaller than a pencil point, constantly rain onto the surface at up to100,000 km/hr (about 62,000 mph), chipping off materials or forming microscopic(tiny)impact craters(坑). Some meltthe soil and vaporize and re-condense as glassy coats on other specks of dust. Impacts weld debris into"agglutinates.(attach)" Complicated interactions with the solarwind convert iron in the soil into myriads(mutiple) of "nano-phase(superhard material)" metallic iron grainsjust a few nanometers wide. These processes form the "regolith" --Greek for stone blanket (litho + rhegos) -- covering the Moon's surface.
The Apollo specimens areAmerica's Crown Jewels and are doled(施舍)out in ultra-small samples toscientists who can demonstrate that nothing else will do for high-valueexperiments. Renewed interest in lunar exploration in the late 1980smeant that lunar simulants were needed to test schemes(计划) for building structures on the Moon or forextracting oxygen and other materials. That led to JSC-1 in 1993, madeof basaltic volcaniccinder cone deposits from a quarry near Flagstaff, AZ. The 25-ton lot --distributed in 50-pound bags -- proved popular.
MSFC is developing three newsimulants. Two will represent mare(thelarge dark areas on the Moon)and polar highlands regions. A third will represent the glassy, sharp, jagged(锯齿状的) edges of regolith thattest the best of hardware(指器械) andhumans. But matching every location on the Moon would require large numbers of small,unique, expensive batches.
"Instead, we willdevelop root simulants and manufacture specific simulants from these, but alsoenable investigators to enhance the products as needed," McLemore added."I liken this process to baking a cake: depending on the type of cake youwant, you need certain ingredients for it to come out right and taste right.Getting the recipe right whether for a cake or lunar simulants iscritical." For example, the new mare simulant will be enriched withilmenite(a mineral), a crystalline iron-titanium oxide. Source materials used toproduce the three simulants will potentially come from locations as diverse asMontana, Arizona, Virginia, Florida, Hawaii, and even some international sites.
主旨题:选择的是explain context ..
infer题我选,如果hardware可以克服月球上的某些物质,就可以在月球上function well。大概意思是这样 还有一题答案选:用于simulate的东西不是都来自美国
逻辑JJ相当给力,我记得有一位CDER逻辑整理的很好,答案很靠谱 http://forum.chasedream.com/GMAT_Math/thread-758723-1-1.html JJ5:虽然本国做衣服的材料是本国产的,但most equipment是进口的.感觉这选项不大靠谱,但其他的更加不靠铺所以就按JJ的选了 JJ12:其他疾病导致的 JJ20:不记得选了什么,但好像没有牛一定吃了草的选项。。 JJ32:1100t就得分两车装 JJ46:在美国房子还有其他花销要大得多 JJ82:说明至少at least有一个这个厂子之外的厂子也在生产评级小于20的车 JJ84:beverage company 只会拨款去做有可能对公司有利的研究 JJ90:因为早年间砖家有强力推荐患有哮喘的儿童训练游泳
语法实在没啥印象了,只记得一题:develop in combating develop to combat develop for combating 这三种用法哪个正确 这题的考点并不是develop的惯用法,而是后面的名词单复数和介词的使用,我好像选了develop in。。。 最后祝大家都有个好成绩,感谢cd,不然我是绝对考不出这成绩,嘿嘿。。
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