1、说明文说明文是以说明为主要表达方式来解说事物、阐明事理而给人以知识的文章，它要求语言准确简明，通俗浅显，条理清晰而又有逻辑性。需要注意的是，说明文是陈述客观事实，所以这种文体通常采用一般现在时。基本框架1开头简述神秘现象(什么样的神秘现象，何时何地被发现，科学家对此的解释和论据)。2主体不同的看法。3结尾自己对这种现象的认识。常用词块1a series of attacks 一连串的袭击行为2muddy footprints on the kitchen floor 厨房地板上的泥脚印3a frightening experience一次可怕的经历4a reported sighting of
2、 the Loch Ness monster 据报道有人看见尼斯湖水怪5bring sth.to light 披露某事6due to human error 由于人为错误常用语句精彩开头1The monster of.is back in the news.怪物又上新闻了。2It is known to all that.众所周知3It lies in.它在于4It looks like.它看起来像丰满主体1Some scientists think that.一些科学家认为2Some people believe in its existence，because.有些人相信它的存在，因为3B
3、y recent research，we can learn that.通过最近的研究，我们可以了解到4Other scientists consider.其他科学家认为余味结尾1Personally，I(dont)believe.就我个人而言，我(不)相信2As far as I am concerned，I think.就我而言，我认为3In my point of view，I believe.在我看来，我相信假如你是校报编辑，在本期科学探秘专栏中，要向大家介绍“神农架野人”。请写一篇短文，内容包括：1神农架的地理位置；2目击者对“野人”的描述；3有关“野人”存在的证据。注意：1.词数8
4、0左右；2可适当增加细节，以使行文连贯。参考词汇：直立地 upright灵长目动物 primate【学生习作】Have you ever heard of the wild man? People say that the wild man appeared sometimes in the Shennongjia Nature Reserve in Hubei Province since early times.Some persons say that the wild man is over two metres tall.He has powerful arms, strong le
5、gs and reddishbrown hair all over.The socalled “wild man” walks upright.Further evidences of the “wild man”were collected, like hair, footprints and wastes.For years, Chinese scientists have been exploring in Shennongjia and hoping to solve the mystery some day.So far，they dont prove such saying is
6、true, but some scientists guess it may be a kind of apelike primate like us.点评：1涵盖了主要内容。2存在一些词法和句法方面的错误。3高级词汇及句式运用得较少。【升格作文】Have you ever heard of the wild man? Legend has it that the wild man appeared from time to time in the Shennongjia Nature Reserve in Hubei Province since early times.According
7、to witnesses，the wild man is over two metres tall，with powerful arms，strong legs and reddishbrown hair all over.The socalled “wild man” walks upright.Further evidence of the “wild man”was collected，such as hair, footprints and wastes.For years，Chinese scientists have been exploring in Shennongjia，ho
8、ping to solve the mystery someday.So far，whether there is “wild man” in Shennongjia hasnt been proved, but some scientists guess it may be a kind of apelike primate similar to human beings.“北美大脚怪(Bigfoot)”一直引发人们的热议。请根据所给提示写一篇短文。出没地带北美怪物描述像猿(ape)，高610 英尺，重约500 磅以上，全身覆盖棕色或红色毛，头和眼睛很大，脚印长达24英寸发现情况科学家和研究
9、人员也找到了相关的毛发粪便(waste)以及大脚印等结论无其他证据证明其存在，也许是当地传说以吓唬徒步者或者猎人注意：1.词数80左右；2可以适当增加细节，以使行文连贯。_【参考范文】Bigfoot，which was first seen in North America，is one of the worldfamous mysteries.Witnesses described it as an apelike creature.It was said to be 610 feet tall，weighing over 500 pounds and was covered in brow
10、n or red fur with large eyes and a big head.Footprints up to 24 inches long have been found.Teams of scientists and researchers who have gone there to do research have found things related to it，such as waste，fur and so on.However，so far there has been no other evidence to prove its existence.As far as I am concerned，I think it may be just folk tales or stories to terrify hikers and hunters in North America.
