問題詳情

49. According to the author, which of the following is NOT mentioned as a means toimprove concentration?
(A) Turning off the music.
(B) Going jogging or playing basketball.
(C) Keeping early hours every day.
(D) Doing several things at one time.

參考答案

答案:D
難度:計算中-1
書單:沒有書單,新增

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