There was no clock so I didn't know what time it was还是 so I didn't know what the time was?There was no clock in the room so I didn't know what time it was. 还是There was no clock in the room so I didn't know what the time was.

There was no clock so I didn't know what time it was还是 so I didn't know what the time was?There was no clock in the room so I didn't know what time it was. 还是There was no clock in the room so I didn't know what the time was.
There was no clock so I didn't know what time it was还是 so I didn't know what the time was?
There was no clock in the room so I didn't know what time it was.
还是There was no clock in the room so I didn't know what the time was.

There was no clock so I didn't know what time it was还是 so I didn't know what the time was?There was no clock in the room so I didn't know what time it was. 还是There was no clock in the room so I didn't know what the time was.
两者兼可.因为：
What's the time?
What time is it?
故放在宾语从句中为两者兼可.

There was no clock in the room so I didn't know what the time was.

all the same
两句话意思一样的。