YOU SAID:
I can read you a story before bedtime.
INTO JAPANESE
就寝前に話を読むことができます。
BACK INTO ENGLISH
You can read the story before going to bed.
INTO JAPANESE
あなたは寝る前に物語を読むことができます。
BACK INTO ENGLISH
You can read the story before going to bed.
That didn't even make that much sense in English.