問題詳情

【題組】43. When were pulse rates taken?
(A) After each exercise period.
(B) Every day.
(C) After the step-tests.
(D) After and before the step-tests.
(E) Every time the ratio of active riding was increased.

參考答案

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