1.   Fertility has dropped to below replacement level.

2.   Temperatures can drop to freezing at night.

3.   In winter, the temperature can drop to minus forty degrees centigrade.

4.   And Klapper says that as Night Vision systems become more commonplace, their costs could drop to what you pay today for a good television set.

5.   A. Many houseplants are of tropical or subtropical origin, and they react to cold long before temperatures drop to freezing.

6.   After Clair adopted the new system, the number dropped to five or six.

7.   After that, it drops to much lower.

8.   But he was dropped to second when stewards ruled that With Anticipation, with Jon Court aboard, had impeded Senure in the homestretch.

9.   By the time I reached the crest, the temperature had dropped to near freezing.

10.   Donovan went to Notre Dame, but dropped out to join the Marines and ended up at Boston College.