The machine has been used many years. It’s no wonder that it doesn’t work well__

题干

The machine has been used many years. It’s no wonder that it doesn’t work well________.

A．regularly	B．constantly
C．occasionally	D．frequently

上一题下一题 0.64难度单项选择更新时间:2014-06-05 12:55:01

小学学科试题库

初中学科试题库

高中学科试题库