问题详情:
-Did Billy and Anna find a way out at last?
-Yes, they _____ a plan and did it.
A. were working out B. worked out C. are working out D. have worked out
【回答】
B
知识点:动词时态
题型:选择题
问题详情:
-Did Billy and Anna find a way out at last?
-Yes, they _____ a plan and did it.
A. were working out B. worked out C. are working out D. have worked out
【回答】
B
知识点:动词时态
题型:选择题