It took what seemed to be years _____ the actress finally turned up, which made the journalists as well as the audience disappointed and angry.

I keep in touch with the friend ______ who stands ______ to me.

On April 14, 2010, many people dressed in black with white flowers ______ their chests observed three minutes of silence in memory of the victims in Yushu Earthquake .

I took mathematics and physics because I think that ________ very important for me to make further research in this field.

There _________ be any difficulty about winning the speech contest now that you’re well prepared for it.