________theendofsixmonths,KarlMar
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解决时间 2021-01-03 13:47
- 提问者网友:遮云壑
- 2021-01-03 00:02
单选题
________ the end of six months, Karl Marx ________ Russian well enough to read books in it.A.By; had learnedB.At; had learnedC.In; learnedD.At; learned
最佳答案
- 五星知识达人网友:拾荒鲤
- 2021-01-03 01:04
A解析by the end of“至……末时为止”,主句用完成时态,at the end of“在……末尾”,in the end“最后”.
全部回答
- 1楼网友:执傲
- 2021-01-03 02:20
哦,回答的不错
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