YOU SAID:
hello, I haven't slept in 24 hours
INTO JAPANESE
こんにちは、私は24時間寝ていません
BACK INTO ENGLISH
Hello, I have not slept for 24 hours
INTO JAPANESE
こんにちは、私は24時間寝ていません
BACK INTO ENGLISH
Hello, I have not slept for 24 hours
You've done this before, haven't you.