摘要：7．---Have you found your book yet? --- No. I’m not sure where I it. A．leave B．had left C．could have left D．was to leave
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---Have you found your book yet?
--- No, I’m not sure where I______ it?
- A.leave
- B.had left
- C.could have left
- D.was to leave
--Have you found your book yet?
--- No, I’m not sure where I________ it?
A. leave B. had left C. could have left D. was to leave.
查看习题详情和答案>>---Have you found your book yet?
---No. I’m not sure where I ___it.
A. leave B. had left C. could have left D. was to leave
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