Agree或disagree都可以用。这个问题的确是个热门话题，乍一看不好说，不能仓促下结论，但是我同意/不同意它，至少有3条理由：1，2，3。(下面是按agree写的，容易改为disagree的模板)
第一段
第一句同1 ，第二句:
At first glance it seems very difficult for us to draw a [definite/quick] conclusion that ____________ is right or wrong, [because it has both advantages and disadvantages / since everything has two sides]. However, after serious considerations we can see that under most circumstances ____________(this approach) [will do more good than harm / is a rather wise viewpoint].
或：As far as I am concerned, I agree with the opinion. However, it is unfair to draw a quick conclusion without serious considerations. There are no less than [three advantages in A/three reasons to agree with the opinion] as rendered below:
第二段 第一点原因。第二点原因。第三点原因。
第三段 In conclusion, (it must be explained that these three reasons sometimes intertwine to form an organic whole and thus become more persuasive than any one of them.) Only these three reasons can make [a person/me] draw the conclusion that _____________ , not to mention there are more.
