When did you become a League member? I _
题型:选择题
问题:
When did you become a League member? I _____ the League Union for 3 years. |
A. have joined in B. have been to C. joined D. have been in |
When did you become a League member? I _____ the League Union for 3 years. |
A. have joined in B. have been to C. joined D. have been in |