导语：有不少人称关系词为信号词，或者是连接词。不管在雅思听说读写四门中的任何一门都需要用到这类词，以使得句子更加流畅，句意更加明晰。
    上海雅思培训总结说关系词可非分两大类：
一、逆向关系词
逆向关系词包含：
表示对比关系词：unlike，by contrast, in contrast, on the contrary, conversely
表示否定关系词：not, none, no, never, non-, dis-, un-, in-, im-, -less, few, little, hardly, barely, seldom, neither…nor
表示转折和让步关系词：but, however, yet, nevertheless, nonetheless, in fact, actually, despite, in spite of, although, even though, though
二、跟上海雅思学校学习一下同向关系词
同向关系词可归纳为：
选择，并列和递进关系词：or, either…or, and, as well, also, besides, apart from, in addition, what’s more, furthermore, moreover (分号;)
类比关系词：like, alike, similar, same, as
举例关系词：for example, for instance, e.g., such as, like, take sth. for example
因果关系词：
表示由引起的，后接原因的词或词组：because，because of，as a result of, as a consequence of, due to, result from, be attributed to, be contributed to, arise from, owing to, thanks to, in that
总结关系词：in conclusion, to conclude, to sum up, in sum, all in all, in brief
表示导致，后接结果的词或者词组：so, therefore, thus, as a result, as a consequence, lead to, result in, attribute to, contribute to, give rise to, bring about, generate

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