托福口语阅读要准确把握句子间的关系

　　Previously it was believed that due to the Archaeopteryx's (始祖鸟)underdeveloped anatomy, it would not have been able to fly. However, research bythe London Natural History Museum into its brain developed and that it had goodvision and a good sense of balance - all the requirements for a creature to beable to fly. ("However"转折对比)

　　阅读时，我们可以根据段落中出现的一些信号词(SignalWords)来判断句子与句子之间的关系，掌握段落发展线索，来调整阅读速度，提高阅读质量。

　　1.显示相同信息的信号词：There has been an upsurge of interest in chamber music.Likewise opera is receiving a boost from increased record sales."likewise"这一信号词显示了前面所提到的idea后面还要再一次出现。因此，阅读时见到这样的信号词无须放慢阅读速度。这样的信号词还包括： and,furthermore, more, than, that, also, likewise, moreover, in addition, what ismore, for instance, for example

　　2.显示思路转折的信号词： I'd like to go but I'm too busy."but"前后是完全不同的信息描述，它向读者显示了作者的思路在这里有了转折。阅读时，碰到这样的信号词我们需放慢阅读速度，以准确获取作者真正想要说明的意思。这类信号词还有：although, however, on the contrary, but, in spite of, otherwise, despite,nevertheless, yet

　　3.显示因果关系的信号词： As a result of the pilots' strike, all flights have had to becancelled. All flights have had to be cancelled as a result of the pilots'strike. 所有航班被取消的原因是因为飞行员们的罢工;飞行员们的罢工导致了所有的航班不得不被取消。显示因果关系的信号词还有： for, thus,because, for this reason, so, therefore, as, since, consequently