Having taken our seats, ______.

 A. the professor began the lecture    B. the lecture began in no time

 C. we were attracted by the lecture immediately 

 D. the bell announced the beginning of the lecture  

 She is _______ you could ever meet.

 A. as a gentle girl as                 B. as gently a girl as 

 C. a girl as gentle                            D. as gentle a girl as

 The red light above the elevator______ that he was at the tenth floor then.

 A. suggested        B. symbolized         C. observed       D. indicated

 Nobody but doctors or nurses and those____ by Dr.Hu ____ to enter the patient’s room.

 A. invited; is allowed           B. are invited; are allowed

 C. being invited; allowed        D. invited; are allowed

They _____ on the program for almost one week before I joined them, and now, we ____on it as no good results have come out so far.

 A. had been working; are still working  B. had worked; were still working

 C. have been working; have worked    C. have worked; are still working

 Lacking rain, many river in Yunnan province have ______ recently.

 A. dried up                B. dried out                C. dried off                D. dried at

 A few years ago, My Heart Will Go On was a popular song among young people, ______ were often heard singing it at parties.    

 A. who          B. which                    C. they                   D. that

 Stand over there ___ you’ll be able to see the oil painting better.

 A. but            B. till              C. and           D. or

 John went to the hospital alone. If he          me about it, I would have gone with him.

 A. should tell      B. tells             C. told           D. had told   

 The girl is an excellent student but not once in these years________ caught being late.

 A. has she got         B. she has been     C. was she       D. she got