Relier Pairs Vocabulary sleeping habitsVersion en ligne Match the expression with the correct definition par Pedro Torres Hernandez 1 sleep like a log 2 be fast asleep 3 be wide awake 4 feel drowsy 5 toss and turn 6 be sound sleep 7 drift off 8 nod off 9 to take a power nap fall asleep unintentionally. you gradually fall asleep to move about and turn over in bed because one is unable to sleep tossing and turning all night to take a brief sleep during the day in order to improve one's alertness and ability to work efficiently throughout the remainder of the day sleeping deeply sleepy and having low energy to sleep very soundly , so well that noises don't even wake you up. Someone who is fully awake and unable to sleep sleeping in a way that makes it difficult to wake you