For some time now, world leaders ______ out the necessity for agreement on arms

游客2024-10-28 13

问题 For some time now, world leaders ______ out the necessity for agreement on arms reduction.

选项 A、had been pointing
B、have been pointing
C、were pointing
D、pointed

答案 B

解析根据短语for some time now，应使用现在完成时，因此正确答案是B。

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Forsometimenow,worldleaders______outthenecessityforagreementonarms