Question

【题目】Mike is a hard-working student. He often stays up late _______ night.

A. of B. at C. on D. to

Answer 1

【答案】B

【解析】

句意：麦克是一个努力学习的学生，他经常在晚上熬夜很晚。根据at night在晚上，固定搭配；故选B