二、猜测代词 例1　What does the underlined word “it” in Paragraph 2 refer to? A.Not eating food. B.Taking a meal. C.Not sleeping well. D.Having a good sleep. (原文) According to Phil Atherton, not eating a large meal before bedtime is im-portant for getting a good night􀆳s sleep. The time gap between eating and sleeping should be at least three hours. So you􀆳d better avoid eating any food three hours before bed, as it will lower your blood sugar during sleep and help minimize damage from too much sugar floating around.