题干

—Have you returned the book to your teacher __________?
—Yes, I have __________ returned it.
A.yet; yetB.already; alreadyC.yet; alreadyD.already; yet
上一题 下一题 0.4难度 单选题 更新时间:2019-05-16 11:14:57

答案(点此获取答案解析)