When their teacher was absent and they had a substitute,the children kicked over the traces. 当他们的老师不在，来了一位代课教师时，孩子们都不听话了。
Fortunately, Kansu provincial party secretary Su Rong also issued written orders that the problem of substitute teachers must be solved. 幸好甘肃省委书记苏容也在后来批示要求解决代课教师问题。
