[audioFiles]audio_eusm_0086(20106)[/audioFiles]A、The survey received a low rate

游客2023-09-12  8

问题  

选项 A、The survey received a low rate of return.
B、The sample selected was not representative.
C、The questionnaires were too difficult.
D、The results of the survey were against the public opinion.

答案 B

解析
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