While the computer becomes more and morepowerful, I don’t think it will completely ___________ teachers in class.

She has expressed her hope ______ the foreign students will spread the good will and sincerity of the Chinese people to other parts of the world

________ book named Harry Potter is ________ good friend of mine.

has gone to Britain to see a modern artexhibition — Oh, really Do you know when he

shan Mountain, occupying an area of302 square kilometers, possesses rich cultural and geological __________.