1. I prefer working to doing nothing.

Question

2. I prefer to work rather than to do nothing.

3. I prefer to work rather than do nothing.

4. I prefer to work to to do nothing.

5. I prefer to work to do nothing.

[Are the sentences from #1 to #3 correct? Which ones are commonly used? What about #4 and #5? Are both totally wrong?]

Answer 1

I thought I answered this before.

4 and 5 don’t make sense. The others are fine.