试题详情
单项选择 较难0.4 引用2 组卷566
——Where is Peter ? I can't find him anywhere.
——He went to the library after breakfast and _____ his essay there ever since.
A.has writtenB.has been writingC.had writtenD.were writing
18-19高一下·河南鹤壁·阶段练习
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