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The words undoubtedly give the air of positiveness .

毫无疑问，这些话增添了肯定的气氛。

Through the interviews , questionnaires and classroom observation the author analyze the data and demonstrate that proper classroom lead-in does can attract students ’ attention well in class , mobilize their positiveness during the lesson . They would take notes carefully and answer the questions actively and accurately.Thus it can be seen there are some positive effects on students ’ involvement in class after lead-in step of senior high school , and the author believes that the research will surely help other English teachers improve the quality of English teaching .

通过采访、问卷调查以及课堂观察法，作者对实践所得数据分析，证明了恰当的课堂导入确实可以很好的吸引学生上课时的注意力，调动学生听课的积极性，认真做笔记，积极回答课堂提问，并且准确率较高。由此可见，课堂导入对高中学生课堂的参与程度是有&定的积极作用的，相信本研究会对广大英语教师有所帮助，从而提高英语教学水平的质量。

They are mostly lack of positiveness psychologically . The psychological source must be found so that they will stop wanting to command .

这种人大多是心理上缺乏肯定，必须找出心理根源，才能停止不断想挥棒的行为。

So that controversies , wranglings , disputes , and positiveness , in false or dubious propositions , are evils unknown among the Houyhnhnms .

所以争议、吵闹、争执、肯定虚假、无把握的命题等等都是“慧骃”中闻所未闻的罪恶。

The paper points out that the research to entrepreneurial function has undergone a spiral process of positiveness , negation , negation 's negation in the realm of dominant economics .

并指出，在主流经济学中，对企业家职能的研究经历了一个肯定、否定、否定之否定的螺旋式上升过程。