学习一生考研英语常见比较级句式
考研英语一直都是很多考生比较头疼的一门科目，很多人复习起来也无从下手。为此，就整理出英语常考的比较级句式，方便大家的复习和积累。
1、"not...but..."的固定句式
[例句] Their methods do not attempt to estimate the actual biomass (the amount of livingbiological matter) of fish species in particular parts of the ocean, but rather changes in that biomass over time.
[译文] 他们的方法并不是试*估计海洋特定区域鱼类物种的实际生物量（活的生物物种数量），而是生物量随着时间的.变化。
[例句] The astonishing distrust of the news media isn't rooted in inaccuracy or poor reportorial skills but in the daily clash of world views between reporters and their readers.
[例句] "The test of any democratic society," he wrote in a Wall Street Journalcolumn, "lies not in how well it can control expression but in whether it gives freedom of thought and expression the widest possible latitude, however disputable or irritating the results may sometimes be.
[译文] 他在《华尔街日报》的一个专栏中写道：“对任何民主社会的检验不在于它能多好地控制言论的表达，而在于它是否赋予思想和表达自由尽可能宽松的限度，不管结果有时会是多么有争议或令人不悦。
[例句] Acomparison of British geological publications over the last century and a half reveals not simply an increasing emphasis on the primacy of research, but also a changing definition of what constitutes an acceptable research paper.
2、"there be..."的固定句式
[例句] And there are long, variable lags before policy changes have any effect on the economy.
[译文] 而且在政策改变对经济产生任何影响之前，有长时间的、变化无常的滞后期。
[例句] And thanks to the continual miniaturization of electronics and micro-mechanics, there are already robot systems that can perform some kinds of brain and bone surgery with sub-millimeter accuracy - far greater precision than highly skilled physicians can achieve with their hands alone.
3、强调句
(1)"it is... that..."的固定句式
[例句] Perhaps it is humankind’s long suffering at the mercy of flood and drought that makes the idea of forcing the waters to do our bidding so fascinating.
[译文] 也许正是人类长期承受洪水和干旱控制下的折磨，使驾驭洪水的想法特别令人痴迷。
(2)"it is…who…”的固定句式
[例句] It is the playgoers, the RSC contends, who bring in much of the town's revenuebecause they spend the night (some of them four or five nights) pouring cash into the hotels and restaurants.
[例句] In an odd way, however, it is the educated who have claimed to have given up onambition as an ideal.
[译文] 然而奇怪的是，正是这些受过教育的人们宣称他们已经放弃把雄心壮志作为理想。
4、祈使句
(1)一般祈使句
[例句] Visualize how you would like it to end instead; the next time it occurs, try to wake up just enough to control its course.
[例句] Often it is the delivery which causes the audience to smile, so speak slowly and remember that a raised eyebrow or an unbelieving look may help to show that you are making a light-hearted remark.
[译文] 通常是说话的方式使听众发笑，因此说慢一些，并且记住扬扬眉毛或者使用一种无法相信的神情都会向人们显示你正在说笑话。
(2)特殊祈使句（祈使句+and+主谓结构）
[例句] Step outside and you could break a leg slipping on your doormat.
[例句] Light up stove and you could burn down the house.
5、"...so that... ”的固定句式
[例句] If you feel awkward being humorous, you must practice so that it becomes more natural, include a few casual and apparently off-the-cuff remarks which you can deliver in a relaxed and unforced manner.
[译文] 如果你在幽默时感到很别扭，你应该进行练习以便幽默变得更自然。插入一些很随便的看上去是即兴的话，你能够用轻松的、不做作的方式把它们说出来。
[例句] In Europe, taxes account for up to four-fifths of the retail price, so even quite big changes in the price of crude have a more muted effect on pump prices thanin the past. (2002-3-3)
6、介词“with”引导的***主格结构
[例句] With the risks obvious and growing, a prudent people would take out an insurance policy now.
英语的高分秘诀就在于平时的积累，每天都要花一定的时间用在英语词汇上，相信英语会取得理想分数，大家加油。