隨著2017考研的到來，考研英語也越來越重要。如何復(fù)習(xí)好英語中的作文呢?英語作文想考高分不僅要積累素材還要適時運用，自己動手寫，不斷檢查鞏固提高，下面是小編為大家整理收集的2017考研英語作文素材：說明文，僅供大家參考。

　　A comparison between these changes may be a good way to learn more about……(對比性說明文)

　　More insight/inspiration/truth/thought can be deduced from these changes.(知識性說明文)

　　I was once cursed/perplexed/seized with this question， but I have forged/made my own way out of it.(知識性說明文)

　　If/When adopted to account for/define/expose……， it can come in different meanings.(具體定義說明文)

　　If it is intended for……， however， the divergence of outlook on it ceases to continue while a new meaning to it begins to stand out.(歸納性定義說明文)

　　The same is true of many cases in life.(舉例說明文)

　　Our life abounds with examples in point.(或The truth in the definition goes for/is applicable to many cases in our life.)(舉例說明文)

　　The progress/improvement/change(s)in……is(are)really tremendous/remarkable/prodigious/marvelous， so it is necessary to understand(see)what it(they)illustrate(s)/prove(s)/account(s)for.(知識性說明文)

　　But many people feel puzzled about/perplexed at/over whelmed with……(the changes/situation)， so this essay is intended to……(知識性說明文)

　　In the face of……many people have come up with……(知識性說明文)

　　This is what we are unwilling to see， so some way must be found out to……(知識性說明文)

　　In that case， however， I prefer to……rather than……(知識性說明文)

　　If you push the analysis/study/argument/comparison/exposure further， you will see that……(對比說明文及知識性說明文)

　　Unfortunately， things have worsened/come/developed to the point where……(知識性說明文)

　　But have you ever stopped to think what/how/why……?(知識性說明文)

　　Now， let's see what would happen to……in this case/light(或in different conditions/circumstances)。(對比說明文)

　　To be frank， I have turned the question over and over in my mind， but found no reason to sidestep it;so here are my ways to……/my reasons for……(知識性說明文)

　　Perhaps， it is ideal/high/ripe time for us to tackle/handle/answer/take up the question in no half-hearted manner.(知識性說明文)

　　If we take a further/colder/closer look at this problem/matter， however， more secrets/grounds/chances/ways will be found out for……(e.g.……putting it right/taking action against it/improving it)(知識性說明文)

　　But this(dis)agreement ceases to exist as soon as……(對比說明文)

　　A further/deeper analysis/study/exposure of……/A further comparison between……can reveal more about……/can show us more ways to……(how to……)(對比說明文及知識性說明文)

　　People from different backgrounds， however， put different interpretations on the same thing.(展開式界說性說明文)

　　But different people hold completely different views as to its nature.(界說性說明文)