Students tend to get stuck on something, and, having no goad to keep them going, they try to get past it with decreasing energy, and ultimately develop mental blocks against going on.

• 学生很可能在某些部分卡住，但又无法驱策他们继续往前，他们试著克服它但热情却越来越少，最终产生一种对其抗拒的心态。