The Effects of Emotions between Teachers and Students

"Effects of emotions between teachers and students"is the core problem in the essay.According to the core problem,concerned books are used to supply with theory base.At the second stage,practice is applied.Then a conclusion is drawn that teachers'emotions have strong effects on students,on their emotions and study.Therefore,finding ways for teachers to influence students with positive emotions is necessary.

A Highly Diastereoselective Three-component Domino Reac- tion in Water Yielding Poly-substituted 4,5-Dihydropyrroles

有效方法论为高度，从水里的容易地可得到的普通反应物的代替 poly 的 4,5-dihydropyrrole 衍生物的 diastereoselective 合成被开发了。在牙齿过程期间，吡咯骨骼和它的 C2-hydroxylation 和 C3-arylamination 的形成乐意地被完成经由没有金属[3+2 ] 在一个壶操作的 heterocyclization。