阿摩線上測驗
20 Bedtime procrastination is the phenomenon of deliberately _____ sleep even though there's nothing compelling you to stay awake.
(A) taking off
(B) putting off
(C) turning off
(D) getting off
答案：登入後查看
統計： A(211), B(327), C(147), D(236), E(0) #3116952
統計： A(211), B(327), C(147), D(236), E(0) #3116952
