Question

As a student, you need at least           sleep a day.

A．eight hours’s	B．eight hour’s
C．eight hours’	D．eight hours

Answer 1

C

试题分析：句意：作为一名学生，每天至少需要8个小时的睡眠。eight hours’sleep 当量词大于一时，先把名词变成复数，再加’表示所有格。结合句意，故选C