本文分析汉中农村208名初中一年级（12～16岁）学童三天24小时回忆法膳食调查资料。
The 24-hour dietary recall data on 3 consecutive days for 208 school children, aged 12-16, in a rural area were analyzed.
今天晚上，我学习了新目标英语初中一年级第八单元。接着我学习了《生活的意义》中的一百五十个句子。
I learned Unit 8 of Junior one GO FOR it tonight. Then I learned one hundred and fifty sentences of "Maggie Seaver's The Meaning of Life '".
研究结果表明：1、小三、小五与初中一年级儿童关于范畴三段论的推理均未达到范畴三段论推理能力的成熟水平。
The results of this research indicate that:(1) all subjects have no mature ability of syllogistic reasoning in this research;
现在我是初中一年级的学生，所有的同学和我都很努力的学习。我们都知道在即将来临2009年的高考对于我们来说是个很大的问题。
Now I'm a junior Grade One student, all my classmates and I are working hard, we all know the entrance exam of high schools which will come in the year of 2009 is a big problem for us.
研究人员根据一份国内有代表性的调查报告进行数据分析。 这份调查始于1995年，对20,594名初中一年级的孩子进行调查，到2002年，他们读高中三年级时为止，期间一共进行了三次访问。
The researchers analyzed data from a nationally representative survey of kids in grades 7 to 12 who were interviewed three times between 1995 and 2002.
初中二年级与高中一年级之间，在易材料的后退式注视点持续时间上差异显著。
Between Grade 2 in junior high school and Gradel in senior high school, the difference in back fixation duration of easy material is significant.
有一定汉语基础，且其他学科优秀的初中一、二年级和高中一年级的学生。
The student would better have some basis of Chinese and is good at other subjects. And they are to be students of junior grade one and two or senior grade one.
有一定汉语基础，且其他学科优秀的初中一、二年级和高中一年级的学生。
The student would better have some basis of Chinese and is good at other subjects. And they are to be students of junior grade one and two or senior grade one.
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