1) We were sleeping in  ____________ it was raining. a) during b) while 2) ____________ you get enough sleep, your mood and energy levels are significantly improved. a) When b) During 3) ____________ the night, the body repairs itself and strengthens the immune system. a) While b) During 4) Your brain processes information ____________ sleeping. a) when b) while 5) The body repairs itself ____________ you are in deep sleep. a) during b) when 6) I often experience feelings of sleepiness ____________ the afternoon. a) during b) while

When, While, During

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