高等教育 / 大学英语2
(单选题) Which of the following statements is true of the experiment participants? ( )
A、They learned how to control MRL machines in the experiment
B、They were not told what to be learned in the experiment
C、They were paid to take part in the experiment
D、They were not cooperative in the experiment
A、They learned how to control MRL machines in the experiment
B、They were not told what to be learned in the experiment
C、They were paid to take part in the experiment
D、They were not cooperative in the experiment
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