--Has James finished his report on his Enquiry Learning yet？ --I’m not sure．She _________ on it last...
2022-10-18 16:54:32 104次 2016年北京第八十中学高三下学期开学零模检测考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
--Has James finished his report on his Enquiry Learning yet？
--I’m not sure．She _________ on it last week．
A．was workingB．has worked
C．workedD．had worked
本题链接：
