Many economic studies have tried to isolate effects of deficits.A、separateB、giv

游客2023-12-30  15

问题 Many economic studies have tried to isolate effects of deficits.

选项 A、separate
B、give up
C、reject
D、change

答案 A

解析 句意:很多经济学研究试图单独处理财政赤字的影响。isolate(单独考虑);separate(与isolate同义);give up(放弃);reject(拒绝)。
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