1.   But in times of tight elections these unsung regions become political hubs, and their votes are coveted prizes.

2.   If this site is phosphorylated the N terminal region would become even more acidic.

3.   In turn the rural regions become much more productive as farmers appreciate the ever-present and growing demand for food from the urbanites.

4.   Next, the region became the delta of a great river.

5.   The region has become a magnet for small businesses.

6.   This region has become a center of high technology.

7.   The region had become a cesspool of pollution.

8.   Analysts have long feared that the Spratlys dispute could erupt into war if the region became engaged in aggressive competition for oil.

9.   Around this time, the region becomes a battleground between the surges of cold from the Arctic and burgeoning warmth from the Tropics.

10.   Around this time, the region becomes a battleground between the waning surges of wintry chill and burgeoning warmth from the tropics.