問題詳情

【題組】45. The post-exercise pulse rates of Group B were found on the average to have _____.
(A) changed every day
(B) gone down 28 beats per minute
(C) gone down 30 beats per minute
(D) gone down 4 beats per minute
(E) not changed

參考答案

答案：E
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)