阿摩線上測驗
52 Sue: What did you do in the winter vacation?
Sam: I spent my winter vacation ____ in Europe.
(A) to travel
(B) traveling
(C) traveled
(D) travel
答案：登入後查看
統計： A(65), B(319), C(31), D(12), E(0) #345541
統計： A(65), B(319), C(31), D(12), E(0) #345541
