单项选择题

Regular visits from a social worker can be of immense value to old people living alone.

A. equal
B. immediate
C. moderate
D. great
<上一题 目录 下一题>
热门 试题

单项选择题
Your dog needs at least 20 minutes of vigorous exercise every day.
A. energetic
B. free
C. physical
D. regular
相关试题