did you send the letter?改为现在完成时怎么改

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didyousendtheletter?改为现在完成时怎么改didyousendtheletter?改为现在完成时怎么改didyousendtheletter?改为现在完成时怎么改Haveyousen

did you send the letter?改为现在完成时怎么改
did you send the letter?改为现在完成时怎么改

did you send the letter?改为现在完成时怎么改
Have you sent the letter?