Can I use United miles to upgrade on Singapore Airlines?

Related questions

1. Why is Singapore Airlines SQ?
2. Can we change flight date?
3. Does Singapore Airlines have a380?
4. Are there power outlets on Singapore Airlines?
5. Does Singapore Airlines have Boeing 737?
6. Do Hawaiian Airlines miles expire?
7. Is alcohol included on Singapore Airlines?
8. What type of aircraft do Singapore Airlines use?
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Tags

1. #participating
2. #enjoy
3. #operated
4. #airport
5. #cabin
6. #alliance
7. #lounge
8. #benefits
9. #upgrade
10. #onboard
11. #personal
12. #redeem
13. #carriers
14. #relaxed
15. #priority
16. #check
17. #access
18. #segment
19. #ready
20. #arrive
21. #flights
22. #miles
23. #service
24. #mileageplus
25. #level