—Excuse me. Is the library open all day? — . Only from 9 a.m to 4 p.m.
__________does it cost to go from Shanghai to Beijing?
They spent _________time ___________ the computer games.
-----Why do many people like to ride bikes? ----Because bikes not only need ________ space, but also cause _________accidents.
It is not right ____ in public places.
___________to London to watch the Olympic Games ___________my dream.