.
of English Grammar books.
| Foot, Thousand, Hundred, Meter, Pair, Score, Million, Year, Head, Dozen |
| Incorrect: | Seven hundreds miles is a long distance. |
| Correct: | Seven hundred miles is a long distance. |
| Incorrect: | It was a ten-years project. |
| Correct: | It was a ten-year project. |
| Incorrect: | Three dozens eggs have been bought. |
| Correct: | Three dozen eggs have been bought. |