Not until she took off her dark glasses ________ she was a famous film star.

     A．I realised         B．that did I realise   C．did I realise      D．that I realised  

 It is ten years since we ________ each other last time． 

     A．see             B．have seen        C．saw           D．had seen  

 More wild tigers have been seen in the forest around this area, ________ there used to be very few.

     A．when           B．where           C．what                D．which  

 It is usually warm in my hometown in March, but it ________ be rather cold sometimes.

     A．must            B．can              C．should              D．would  

 You can never be ________ when crossing the street．

     A．very careful                                     B．too careful         

       C．carefully enough                                D．enough careful

 ________, you need to give all you have and try your best．  

     A．Being a winner                                    B．To be a winner   

       C．Be a winner                                       D．Having been a winner

 Before Sally left home, her mother kept telling her to ________ her manners at the party.

     A．notice           B．care              C．mind              D．observe

 She has ________ that I find it hard to believe anything bad of her.

       A．so a lovely face                                 B．so lovely a face  

       C．such lovely a face                               D．such lovely face

 Either you or one of your students ________ to attend the meeting ________ tomorrow.

       A．are; to be held                                   B．is; being held    

       C．is; to be held                                     D．are; having held   

 The big snow caused great ________ to the people living in the south of China, ________ some of them homeless.

       A．destroy; left                                      B．damage; leaving   

       C．ruin; having left                                  D．wound; leaving