一、课文悟读赵孝成王元年（公元前２６５年），赵国正处于新旧交替之际，国内动荡不安。秦国认为有机可乘，便发兵东下，一举攻占了赵国的三座城池，赵国危在旦夕。赵太后只得“求救于齐”，但齐国按照当时惯例提出了一个条件：“必以长安君为质，兵乃出”。赵太后刚刚失去了 First, the text reading Wu Xiaocheng Wang Yuannian (265 BC), Zhao Guozheng is at the turn of the old and the new, the domestic turmoil. Qin Guo believes that if it has the opportunity to take advantage of it, it will send troops to the east and the west and attack Zhao’s three cities in one fell swoop. Zhao Guowei is in danger. The Queen Mother Zhao had to “seek for help in Qi”, but Qi Guo proposed a condition according to the practice at the time: “We must use Chang Anjun as its quality, and the soldiers must be out”. Empress Zhao has just lost