537.It's reported that by the end of this year the output of cars of the factory ___ by about 20%.
A.will have risen
B.will be rised
C.will rise
D.will have been risen
538.For some time now,Chinese people,under the leadership of CPC，_______ the contents of the Scientific Development Theory in the course of practicing socialism in China.
A.had been improving
B.have been improving
C.were improving
D.improved
537.答案是A;by the end of this year与将来完成时连用。
538.答案是B;根据for some time now暗示，此题选B,表示中国人民仍将继续去完善科学发展理论。
