求翻译：我想给你谈谈我开展研究性学习前后学习的变化情况。在过去上课时认真的听老师讲解知识点，认真做好笔记。在课外要完成大量的作业。是什么意思？

I want to talk to you about my research study after study of changes. In the past, listening to the teacher in class to explain the knowledge of a serious point, do a good job notes. To complete a large number of extra-curricular work.

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I want to chat me to you to develop the change situation which around the investigative study studies.Attended class when the past earnest listened to teacher to explain the knowledge spot, completed the note earnestly.In extracurricular must complete the massive works.

I want to tell you about my changes before and after carrying out research learning learning. In the past lessons seriously listen to the teacher explaining knowledge points, carefully writing down notes. Outside school hours to complete a large number of jobs.

I want to talk about me and launch the change that the research study study back and forth to you. The serious listening to the teacher explaining the knowledge to click while having a class in the past, do notes well conscientiously. Finish a large amount of homework outside class.