表示舉例：(exemplification): for example, for instance, as an example, as a case, in point, as an illustration, such as, namely, that is, like, say

表示比較：(comparison): similarly, likewise, in the same way, equally important, like, both, the same as, in common

表示對照：（contrast）: on the contrary, on the other hand, otherwise, unlike, in contrast, whereas, rather than, conversely, instead, by contrast

表示讓步：（concession）: although, nevertheless, however, but, yet, admittedly, it is true …… but, in spite of, even though, granted that

表示原因：（cause）: because, because of, as, since, for, owing to, due to, on account of, on the ground of, as a result of

表示結果：（result）: thus, so, consequently, hence, therefore, accordingly, as a result, for this reason, as a consequence, on that account, it follows that

表示強調：（emphasis）: chiefly, especially, indeed, in fact, certainly, particularly, to be sure, actually, above all, surely, most important of all, even worse, no doubt, needless to say

表示列舉：（enumeration）: first, second, in the first place, first of all, to begin with, in the second place, next, also, besides, furthermore, moreover, in addition, what is more, beyond that, for one thing, for another, finally

表示總結：（summary）:in conclusion, in short, in brief, in summary, on the whole, finally, to sum up, to conclude

表示開場：（introduction）: generally speaking, comparatively speaking, in general, in a sense, in a way, in my opinion, in some cases, nowadays, recently, currently, obviously, clearly, undoubtedly
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