阿摩線上測驗
37. [ ] Which of the following is NOT a benefit of laughter?
(A) exercise your muscles
(B) helps you breathe deeply
(C) make good use of your brain
(D) helps people relax
答案：登入後查看
統計： A(22), B(12), C(234), D(6), E(0) #2077026
統計： A(22), B(12), C(234), D(6), E(0) #2077026
