問題詳情
5. ( ) As one moves from stage 1 sleep to stage 4 sleep, one becomes
(A) less easily awakened.
(B) more easily awakened.
(C) likely to dream.
(D) more physiologically aroused because one is getting closer to REM sleep.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增