問題詳情:
The new suspension bridge ___ by the end of last month. A. has been designed B. had been designed C. was designed D. would be designed
【回答】
B
知識點:過去完成時及其被動式
題型:選擇題
問題詳情:
The new suspension bridge ___ by the end of last month. A. has been designed B. had been designed C. was designed D. would be designed
【回答】
B
知識點:過去完成時及其被動式
題型:選擇題