8．The event happened several _____（世纪）ago．

7．―Do you know who______ （发现）America?

   ―Golubun （哥伦布），of course．

6．―He w_____ who died of bird flu（cold）last night．Could you tell him?

   ―Sorry，I don't know at all．

5．We should give people who are getting into t_____ a hand and shouldn't laugh at him．  

4．Please fill the e___________ bottle with water．  

3．―Could you please l______ me your electric dictionary? Mine was borrowed  by Wang Tao       yesterday．

   ―Sure，here it is．  

2．―Do you know the new four greatest i______ in the world? They were changed greatly people's lives．    

   ―Yes，they are electricity，television，computer and mobile phone．

1．―Something was wrong with the window．

   ―The little kid b_____ the window with a stone．