1.Her success went beyond her expectation =>Never 2.Their chances of success are small =>It isn't 3.I didn't realise who he was until later =>Only later 4.The fate of the two climbers is unknown =>It is a mystery 5.Although her leg hurts,she finished the marathon race =>In 6.The hurricane blew the roof off the house. =>The house 7.Whoever did that must be very brave person =>Only 8.Kate is the only real friend that Doris has =>Expect

1.1.Her success went beyond her expectation =>Never had she expected she was so successful./ such success.

2.Their chances of success are small => It isn't very likely that they will succeed. 

3.I didn't realise who he was until later =>  It is mystery as to what had happened to the climbers.

5..Although her leg hurts,she finished the marathon race => In spite of a pain in her leg, she finished the marathon race.

6. .The hurricane blew the roof off the house. =>The house had the roof blown off by the hurricane.

7.Whoever did that must be very brave person => Only a brave person could have done that.

8.Kate is the only real friend that Doris has => Except for Kate, Dolly has no real friend.