Instrument relevance can be easily tested in practice.
A: 正确
B: 错误
A: 正确
B: 错误
A
举一反三
- Instrument relevance can be easily tested in practice.
- A new theory ______ before it can be put into practice. A: must be tested B: be tested C: can be tested D: to be tested
- When we test instrument relevance in practice, we can A: use the residual from the 2nd stage of the 2SLS B: use the residual from the true model C: apply significance test on the 1st stage of the 2SLS D: none of the above.
- At the practice stage, the lesson moves from ______ practice to ______ practice.
- Mechanical practice usually comes after meaningful practice.
内容
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5. There is a tight connection between theory and practice that all theories ________ from practice and in return serve practice.
- 1
You can’t use the machine because it __________________ (not test) yet. A: has not been tested B: was tested C: has tested
- 2
A questionnaire is a research instrument consisting of a series of questions for gathering information from anyone the researcher can find. A: 正确 B: 错误
- 3
Theory is based on practice, ______ in turn serves practice. A: that B: what C: who D: which
- 4
Only after the students have mastered the rules of pronunciation ______. A: can they memorize words more easily B: when can they memorize words mere easily C: then they can memorize words more easily D: when they can memorize words more easily