1.x05It is easier said than__done_.
2.x05There was so much to do,He had to _stay_ up all night.
3.x05She often _goes__out of her way to do things for her neighbors.
4.x05Do you enjoy__wacthing_others playing chess?
5.x05It _turned_ out that only the youngest boy in our class had given the right answer.
6.x05In spite of his_broken_ English,he finally made himself understood.
7.x05Thomas Edison gave his whole life to _bringing_ out the secret of nature.(give one's life to doing 意思是“为……奉献了一生”,而 give one's life to do 意思是“为……献出了生命”,根据上下文,我认为前者比较合适)
8.x05It is __known_ to all that the World Trade Centre in New York is the highest building in the city.
9.x05Please __see_ that the work is completed in time.
10.x05She was reading her book,completely __lost_ to the outside world.