41.   A sudden drop in blood pressure can cause fainting by reducing blood flow to the brain.

42.   Cap Gemini said it experienced a sudden drop in demand from customers in high-technology and telecommunications sectors in the past weeks.

43.   Chinese senior negotiator Zhao Jihua apologized for a sudden drop in Beijing temperatures and gusting winds.

44.   Doctors warned people with heart problems to stay inside because of the sudden drop.

45.   Mexican stocks rebounded slightly Thursday after a sudden drop the day before, but the financial markets remained unsettled over concern that more companies could default on short-term debt.

46.   Officials usually find out when pressure gauges at pumping stations register a sudden drop.

47.   Other members of the staff had encountered a persistent knocking sound, accompanied by a sudden drop in temperature.

48.   Snow fell over most of Spain on Thursday as a sudden drop in temperatures jump-started the Iberian winter earlier than usual.

49.   The killing of males has distorted the sex ratio and could cause a sudden drop in elephant birth rates, Sukumar said.

50.   The proposed new capital standards would be an important safeguard to protect banks from unforeseen losses, such as a sudden drop in the international bond market.