問題詳情:
Only when they hadn’t heard from her for a long time ________ to doubt whether something bad had happened to her.
A. they began B. did they begin C. they had begun D. had they begun
【回答】
B
知識點:倒裝與省略
題型:選擇題
問題詳情:
Only when they hadn’t heard from her for a long time ________ to doubt whether something bad had happened to her.
A. they began B. did they begin C. they had begun D. had they begun
【回答】
B
知識點:倒裝與省略
題型:選擇題