常考雅思听力信号词
信号词作用说明：信号词后面，往往是听力正确答案所在，因此对信号词一定要有足够的敏感度（意思要知道，不要求会拼写，听到能很快反应即可）
•并列关系信号词
•and, or, also, as well (as),too, in addition to, besides, both, either…or…, neither…nor…,
•因果关系信号词
•because （of）…, since, as, due to…caused by…
given…as a result (of…) ，therefore 、so 、for this reason consequently、thus
•举例关系信号词
•for example, for instance, such as, like, including, to name just a few, to illustrate,
•递进关系信号词
•what’s more, one more thing, furthermore, plus, on top of that, over and above that
•强调解释关系信号词
•actually，in fact, as a matter of fact, particularly, in particular, especially, in other words，that is to say
•转折对比关系信号词
•but, however, yet, while, whereas, nevertheless, instead, on the other hand, by/in contrast, on the contrary
•结论关系信号词
•in short, in conclusion, to conclude, overall, to sum up
•序列关系信号词
•first, second, third…first of all, to start with, to begin with, next, then, after, finally, last, last but not least, once…you will…。