单项选择题

Remember ______ your seat belt when the car is started.

A．to fasten
B．fastening
C．to have fastened
D．having fastened
<上一题 目录 下一题>
热门 试题

单项选择题
It has not been decided ______ we shall hold a meeting tomorrow.
A．what
B．whether
C．whom
D．which
单项选择题
Not until I had read your letter ______ the true state of affairs.
A．I understood
B．did I understand
C．I did understand
D．I understand
相关试题