托福口语逻辑表达都有哪些形式?

托福口语考试过程中，一些逻辑表达词的运用，能让考官对考生问题回答的思路了然于心。那么托福口语逻辑表达都有哪些形式呢?

1. Addition(递进)

　　常用词汇：moreover, what is more, furthermore, , let alone,

　　additionally, not to mention (this)， besides (this) , in addition (to

　　this)

　　2. Reference(引用)

　　常用词汇：considering (this)， regarding (this)， as for (this)， concerning (this)， on the subject of (this)

　　3. Example (举例)

　　常用词汇：such as, particularly, especially, for example, like, in particular, for one thing, notably

　　4. Similarity(相似)

　　常用词汇：similarly, in the same way, equally, likewise, as well as

　　5. Clarification(澄清)

　　常用词汇：that is (to say)， I mean, (to) put (it) another way, in other words, namely, specifically

　　6. Conflict(转折)

　　常用词汇：but, while, on the other hand, however, whereas, in contrast, conversely, still, instead

　　7. Emphasis(强调)

　　常用词汇：even more, above all, indeed, more importantly, besides

　　8. Concession(让步)

　　常用词汇：but even so, even though, though, although, despite (this)， in spite of (this)， regardless (of this)

　　9. Cause/Reason(原因)

　　常用词汇：since, as, in that, for the (simple) reason that, because (of

　　the fact)， seeing that, owing to (the fact),due to (the fact that)

　　10. Effect/Result(影响或结果)

　　常用词汇：consequently, hence, thus, because (of this), as a result (of

　　this)， for this reason, so that, accordingly, as a consequence, so,

　　therefore

　　11. Condition(条件)

　　常用词汇：if, provided that, in the event that (万一)， as/so long as,

　　unless, given that, providing that, even if, on (the) condition (that)

　　12. Conclusion(总结)

　　常用词汇：lastly, finally, to conclude (with)， as a final point, in the end