He has declared that the authenticity of this travel article

问题描述:

He has declared that the authenticity of this travel article is beyond doubt 有错吗
1个回答 分类: 英语 2014-10-20

问题解答:

我来补答
is 改为be ,动词为declare,用虚拟语气,省略should,
He has declared that the authenticity of this travel article (should) be beyond doubt .
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