问题
选择题
He attends the evening class ________ , that is, Monday, Wednesday and Friday.
A．every three days
B．every the second day
C．every two day
D．every other day
答案
答案：D
考查词组：每隔几天是every+序数词+单数名词，every+基数词+复数名词，BC都不对，A是每隔三天，D是每隔一天，结合句意：他星期一，三，五上夜校，就是每隔一天。选D。