1) But the obvious(fatal/serious) flaw (defect/drawback) in their argument (attitude/idea/view/action/behavior) is that.../But the basic (main/great/key/ big) problem with their argument (...) is that...

　　(e.g. ...that they are ignorant of (blind to) a bare fact: Social changes have attached new meanings and values to the division between good and bad.)

　　2) But if...it is (not) easy (difficult/hard) to see (find/discover) that ...

　　(e.g. But if they adjust their frame of mind a little in the other direction , it is not hard for them to find that life is just as promising as before.)

　　3) Too much emphasis (attention/stress/concern/significance) placed on (given to/focused on/attached to/paid to) the negative (sunny/gloomy/bright) side of the issue, however, may...(如mislead/confuse/cloud/bias/disturb our judgment of it.)A

　　(e.g. ..., however, may mislead us to form a pessimistic estimate of current situations.或..., however, may stop us from rendering (passing/forming/having) a fair(correct/clear/infallible/wise)judgment on it.)

　　4) But in most cases/from the point of view of justice (objectivity)/as a matter of fact/in a very true sense, their (public/general) satisfaction (dissatisfaction/disillusionment/concern) with...(或their criticism of.../their argument for/against.../their objection to.../their approval for...) can not.../is..., for...

　　(e.g. But in an impartial sense, the public dissatisfaction can not hold every water, for our society is still abundant in goodness and beauty.)

　　5) As a result of..., however, things would/are bound to...

　　(e.g. As a result of such an utter indifference to vicious behavior, however , things would be past saving/mending/all the hope.)

　　常见对比转折词语??

　　1? 但他们辩论/态度/观点/看法/行为中的明显/致命的/严重的缺点/缺陷是…；他们辩论的基本/最大/主要问题在于…?

　　例：…他们忽视了一个赤裸裸的事实：社会变革给善恶的区分赋予了新的意义和价值。?

　　2? 但如果…很（不）容易/难发现…?

　　例：但如果他们稍微调整一下思路，就会不难发现生活还是跟以前一样前途光明。?

　　3? 然而，对问题负面/正面/阴暗面给予/集中/附加了太多的强调/注意/关注会…（如误导/混淆/掩盖/歪曲/干扰我们对它的判断）?

　　例：然而，…会误导我们对目前的形势形成悲观的估计。或：然而，…会阻碍我们对其形成/有一个正确的/清楚的/无误的/明智的判断。?

　　4? 但大多数情况下/从公正（客观）的角度来看/实际上/真正意义上，他们/公众/对…的满意/不满/幻灭/关注（或：他们对…的批评/他们对…辩解（辩驳）/他们对…的反对/他们对…的支持）不能…/是…，因为…?

　　例：但从公正的角度来看，公众的不满并不都有道理，因为我们的社会仍然充满着善与美。

　　5? 然而，作为…的结果，事情会注定…?

　　例：然而，作为对不良行为全然漠视的结果，事情将成为过去，希望还在。

　　【常见情景/参照物设定的词语或结构】

　　1) when, if, the other day in a certain place, suppose/imagine/assume (that...), in (the) course/time of...for instance, in the event of等；

　　2) in the case of, as for/to, as far as...is/are concerned, The same is t rue of..., when compared with, in comparison with, by comparison等；

　　3) If there is anything that comes close to/is comparable to/with...,...t here is hardly, a thing that compares favorable with/can rival...

　　常见情景/参照物设定的词语或结构??

　　1? 当…的时候；如果；几天前在某地；假设/想象/倘使…；在…期间；例如；万一…；?

　　2? 关于；关于；关于；关于…也是一样；当与…相比；当与…相比；通过比较；?

　　3? 如果说有什么能与…相比，那么几乎没有什么能与…（另一事物）相比/匹敌。