四、提出建议

　　1：It is high time that we put an end to the (trend).(该是我们停止这一趋势的时候了)

　　2：There is no doubt that enough concern must be paid to the problem of……(毫无疑问，对……问题应予以足够重视)

　　3：Obviously ,if we want to do something … it is essential that……(显然，如果我们想要做么事，很重要的是……)

　　4：Only in this way can we ……(只有这样，我们才能……)

　　5：Spare no effort to + V (不遗余力的)

　　五、预示后果

　　1：Obviously，if we don't control the problem, the chances are that……will lead us in danger.(很明显，如果我们不能控制这一问题，很有可能我们会陷入危险)

　　2：No doubt, unless we take effective measures, it is very likely that ……(毫无疑问，除非我们采取有效措施，否则我们很可能会……)

　　3：It is urgent that immediate measures should be taken to stop the situation(很紧迫的是应立即采取措施阻止这一事态的发展)

　　六、表示论证

　　1：From my point of view, it is more reasonable to support the first opinion rather than the second.(在我看来，支持第一种观点比第二种更有道理)

　　2：I cannot entirely agree with the idea that……(我无法完全同意这一观点)

　　3：As far as I am concerned/In my opinion,……(就我来说……)

　　4：I sincerely believe that……==I am greatly convinced (that)子句.(我真诚地相信……)

　　5：Finally, to speak frankly, there is also a more practical reason why ……(最后，坦率地说，还有另外一个实际的原因……)

　　七、给出原因

　　1：The reason why + 句子 ~~~ is that + 句子 (...的原因是...)

　　2:This phenomenon exists for a number of reasons .First,…….Second,…….Third，……。这一现象存在有很多原因的，第一……第二……第三……

　　3：For one thing,…… For another thing，…… ==On the one hand,……On the other hand……一方面……另一方面……

　　4：I quite agree with the statement that……The reasons are chiefly as follows.我十分赞同这一论述，即……。其主要原因如下。