注意：此页面搜索的是所有试题
题目内容
（辽东学院-英语一）
(单选题) The three ______ working telephone lines are quite busy following the earthquake.(本题3.5分)
A、 remaining
B、 remained
C、 having remained
D、 remains
A、 remaining
B、 remained
C、 having remained
D、 remains
参考答案
