Can you watch TV_____ school nights?—Yes, but I have to be_____ bed_____ ten o’clock.[ ]

Many world-famous universities names are familiar ____ Chinese students. [ ]

The possibility of peace talks between the two sides ______ whether the demands of various aspects can be met.

You have been to Beijing. How long _______ you ______ there/

In my class, 85% of the students like to go shopping on weekends. 85% means.