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大学英语日记范文 第1篇

Sat., Rainy

Today,when I waked up,I found the air-conditioner didn't work. I used the control,but it still didn't work. I knew the air-conditioner was in went father told me two air-conditioner and two computer had been my father used electric making machine to make electric,so the voltage was not stable. It led to the ! Whenever the government will let the factory use electric?If it lasts longer,I will be crazy!

大学英语日记范文 第2篇

May 28th Friday

Today I will go on the topic of Case study which I didn’t finish last time. And now I continue to say something about the three types. The first type, theory building, needs researchers do a lot of preparations to discovery and build up the theory in the end. Meanwhile emphasizes the observations and theory. The second type, theory testing, it needs to do a lot of social experiments as the purpose is to make people believe. And social experiments include internal and external validity, reliability, construct validity. Last type is problem solving, it may usually center on the practical problems such as industry and policy problems.

From the information that Mr. Tang showed us, I know there are six steps to use case study method. First, make literature review. Second, determine and define the research questions. Third, select the cases and determine data gathering and analysis techniques. Forth, prepare to collect the data. Fifth, collect data in the field. Six, evaluate and analyze the data. As far as I can see, every step is very important and can not leave out. But I think the researchers should be careful about the research questions. Because the research questions will also have a great effect on the next steps.

All in all, to make a good case study research, uniqueness plays an important role. So the analytical generalization does. The design choice includes nr of cases, time frame, type of data.

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