阿摩線上測驗
43. The Winter and Summer Olympics occur ______ .
(A) in the same year every 4 years
(B) 4 years apart from each other
(C) 6 years apart from each other
(D) 2 years apart from each other
答案：登入後查看
統計： A(8), B(13), C(11), D(35), E(0) #2063906
統計： A(8), B(13), C(11), D(35), E(0) #2063906
