初中化学绪言课，是学生开始系统学习化学的开篇课。一般要向学生介绍“什么是化学”、“为什么学化学”等问题。讲好这些问题，对启发学生学习化学的兴趣，学好化学具有特殊重...

第二种观点认为疲劳是一种疾病，是一种睡眠和清醒的临界状态，就是人们在不同的压力下将资源消耗掉并且没有得到及时的补充，如果持续下去，就会使人进入睡眠状态，让人们在睡...

本次调查采用目的性随机取样，对江苏省内的初高中进行了随机的访谈和问卷调查。参加本次研究的学校有：江苏省南京市五中、苏州市苏苑高级中学、张家港外国语学校、常州溧阳市...

When people use language, vocabulary is the first that comes to their minds. Then people make sentences according to grammar. It is not reasonable that grammar is the first in making sentences. This shows us that vocabulary’s function is g...

学生的中考成绩是对学生中学阶段学习成果的展示，也是与教师的教学方法教学质量直接有关的反馈信息。其成绩受平时成绩的影响，但又不完全取决于平时成绩。我们称这种关系为相...

However, the late 1990s offered a completely different picture. Vocabulary studies have received increased attention judging by the number of publications in the field. There are more empirical studies on vocabulary learning strategies. Seve...

Although previous English textbooks are unique and reasonable in the sequence, logic and arrangement of knowledge, they somehow overlook the guidance of the students’ learning styles, the suitability of their mental and psychological...

通过查阅相关体育学术期刊和体育著作文献，收集相关的数据并进行分析，来了解近年来体育学术界对有关有氧运动锻炼对青少年身心发展的影响的研究成果。并通过借鉴其中对本文有...