综合写作：
关于史前时代建造的'sites是否用作fort来防御的争议
阅读文章：disagree.
between walls;
entranceways on the ground of sites;
de the sites没有wells or space restore large amount of water.
听力进行一一反驳，认为这三个解释都不合理unconvincing
s 周围的topography在gaps旁边，经常是cliff， 敌人不可能去attack这些地方;
2.视野很好可以Scout attack immediately然后block entrance而且这些entrance不wide， 所以很方便就block;
3.不需要储存大量食物和水，那个地方气候干旱enemies attacked by dry conditions之后withdrawal， 所以warfare 不会long last.
【范文】
The reading material maintains the view that… by reinforcing three causes. Whereas, in the lecture the professor contends that…. The professor casts doubt on the reading by using a number of points that are contrary to the reading passage.
The first point the professor uses to cast doubt on the reading is that …
Secondly, according to the professor…, which differs from the reading in that the reading states …
Finally, the professor argues that …, while the reading material suggests that …
