12. They use one-fourths of the money for capital construction.
11. Two-fifth of the machines on display are new items.
10. I will never give up, not even on the 1,000 try.
9. We held a meeting to celebrate the eighty anniversary of the
founding of our school.
8. 9,743 is read as nine thousand and seven hundred and forty-three.
7. The city has a population of four millions.
6. This took place in the 1930s'.
5. The scientist died still in his fourties.
4. Mr. Johnson is in his early thirty.
3. He was the twelveth who was arrested.