单选题 It is hard to tell whether we are going to have a boom in the economy or a ______.
[A] concession [B] recession [C] submission [D] transmission

【正确答案】 B

【答案解析】recession退步，经济衰退；concession让步，妥协；submission顺从，服从；transmission播送，发射(电波等)。句意：很难说经济将会繁荣还是衰退。