US /waɪt əz ə ʃit/
・UK /waɪt əz ə ʃi:t/
He's white as a sheet.
He's white as a sheet.
Suddenly, Jamie saw her parents walk in and turned white as a sheet.
I'm sitting on the floor, and she said I was white as a sheet.
White as a sheet is what we say when someone looks very pale.