单项选择题

A．50 years old.
B．45 years old.
C．55 years old.
D．20 years old.
<上一题 目录 下一题>
热门 试题

单项选择题
______ carefully, it will last at least about five years.
A．Using
B．To use
C．Used
D．Use
单项选择题
Your father used to work from 7:00 a.m. to 16:00 p.m., ______
A．didn"t he
B．doesn"t he
C．used not
D．did he
相关试题