单项选择题
A.there are decreasing productivity gainsB.there are increasing productivity lossesC.we are close to reaching the sustainability limits at a world levelD.people become a cost
A.The old man is too old to have nine wives.B.The old man shouldn’t have had nine wives.C.The old man could marry only once because he is member of the Church of Rome.D.The old man could have only a wife for he is a Christian.
A.It was not complex enough to appeal to musicians.B.It had little emotional impact on audiences.C.It was too dependent on the art and literature of his time.D.It did not contain enough religious themes.