If you want to book tickets for the 2012 Olympic Games, just call 00952012．It ______ be simpler．

— John, do you have any plans for this weekend?— I’m not sure. I _______ go fishing with my uncle.

Some young people these days just ________ go out of their homes to contact the real world．

He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside．

 Personally, the job as a teacher _____ be challenging, for I sometimes _____ deal with some smarter but less diligent students.