Intellectual-property experts are trying to（ ）new models that will allow the film industry to survive downloading.
A.正确答案Acome up with
B.come across
C.come out of
D.come upon
Intellectual-property experts are trying to（ ）new models that will allow the film industry to survive downloading.
Intellectual-property experts are trying to（ ）new models that will allow the film industry to survive downloading.
A.正确答案Acome up with
B.come across
C.come out of
D.come upon
