The man is teaching in our school, but,believe it or not,he __ as a business man for 8 years.
#102963
A
worked
B
was working
C
had worked
D
has been working
推荐题目
—Will you go to the park now? —Not until I ________ my physics exercises. 
#104737
A
will finish
B
have finished
C
will have finished
D
had finished
The manager _______ the workers how to improve the program since 9 a.m. 
#102020
A
has told
B
is telling
C
has been telling
D
will have told
 —Did you enjoy the film?  —Yes, it’s the best one I ________ these years. 
#104475
A
had     
B
have had   
C
had had  
D
would have