Kate ________ on her new novel, which is
题型:选择题
问题:
Kate ________ on her new novel, which is supposed to come out next month.
A.has been working
B.had worked
C.will be working
D.was working
Kate ________ on her new novel, which is supposed to come out next month.
A.has been working
B.had worked
C.will be working
D.was working