一 Have you figured out how much the trip will cost?
-$4,000, orlike that.
They quarreled lastnight, but soon __________,talkingand laughing happily.
Putting in a new window will __________ cutting awaypart of the roof.
All classes of his school are __________ with modern teaching __________.
The company had about 20 notebook computers but only one-third __________ used regularly. Now we have 60 working all day long.
The __________ of thestudents in that class __________ boys.