This spelling and grammar test from the 1980s is so difficult that it is claimed no one can get more than 50 per cent of the answers right.

The 20-question quiz promises to leave even the brightest brains scratching their heads.

Indeed it is so tricky that its creator, Playbuzz user Terry Stein, claims players will 'never' be able to score more than 10 out of 20.

So if you think you have what it takes then scroll down to take the test in full. But the answers are at the bottom - so no cheating...

This spelling and grammar test from the 1980s is so difficult that it is claimed no one can get more than 50 per cent of the answers right - so how do you compare?

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ANSWERS

1. Were

2. Is

3. Whom

4. Whose

5. Stay

6. Couldn't

7. Calendar

8. Affected

9. Break

10. Loose

11. Lie

12. Stationary

13. Foreword

14. Is

15. Fulfill

16. Envelope

17. Than

18. Compliment

19. Breach

20. Cemetery