11.   The three-fourths of the population who cannot afford gas huddle around wood-burning stoves and sleep beneath thick layers of blankets.

12.   They live in improvised tents, sleeping beneath flimsy sheets of plastic that magnify the heat and welcome the rain.

13.   Though the mosquitoes that carry the virus are active during the day, travelers should sleep beneath mosquito nets, according to the recommendations.

14.   Because floodwaters have destroyed huts, people are sleeping beneath trees where they are easy prey for swarms of mosquitoes.

15.   Because floodwaters have destroyed huts, people are sleeping beneath trees where they are easy prey for clouds of mosquitoes.

16.   She had spent four nights sleeping beneath a grain elevator in a cramped, dark tunnel.

17.   Shimshon and Salameh wear the same blue hospital gowns and sleep beneath identical pink hospital sheets.