Cindy, what do you like ______ lunch?
—______ hard Tony is working!—Yes. We should learn from him.
It's 9:30 pm, children! ______ is time to go to bed.
Attention please. The plane will ______ in five minutes.
There are many flowers and trees on ______sides of the Century Road.
—Do you know Tom?—Sure, we have ______in the same village for many years.