The author and the speaker are discussing 【阅读第一段信息总结，即阅读和听力在讨论的话题】. The author thinks that 【阅读立场，往往在阅读第一段最后一句】. However, the speaker casts doubt on the reading’s position.

Firstly, the autor says that 【阅读第二段第一句&最后一句信息总结；阅读和听力都讨论的点】. However, the speaker opposes the saying that 【听力对阅读的反驳事实信息，往往为1-2点】.

Secondly, the author believes that 【阅读第三段第一句&最后一句信息总结；阅读和听力都讨论的点】. In contrast, the speaker disagrees with it and says that 【听力对阅读的反驳事实信息，往往为1-2点】.

Thirdly, the author thinks that 【阅读第四段第一句&最后一句信息总结；阅读和听力都讨论的点】. On the contrary, the speaker contradicts it by saying that 【听力对阅读的反驳事实信息，往往为1-2点】.