As the final examination is coming , the students are busy ____ it.
The problem of carbon emission ____ at Copenhagen Summit has aroused the public’s wide concern.
Wife ____ a big dinner when Husband was aware of their eighth wedding anniversary that day.
Our community appears more beautiful with green grass and colourful flowers ____ here and there.
As is known to us all, the opening ceremony of the Shanghai World Expo, ____ theme is “Better City, Better Life”, will begin on May 1st, 2010.
Such great achievements ____ so far that many friends abroad can hardly believe that.