Other commitments remain sparse despite the plan______since 2007.A、floatedB、hav

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问题 Other commitments remain sparse despite the plan______since 2007.

选项 A、floated
B、having been floated
C、having floated
D、was floated

答案 B

解析非谓语动词题。despite引导的分句表示转折，根据since 2007可知，这里应使用完成时态，且the plan与float为逻辑上的动宾关系，故本题选[B]。

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