There can be no doubt________you will succeed in your scientific research.

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问题 There can be no doubt________you will succeed in your scientific research.

选项 A、why
B、whether
C、how
D、that

答案D

解析 分析句子结构可知,空处引导的是同位语从句,是对doubt(疑问)具体内容的解释说明,且从句成分和意义完整,所以应用在从句中不作任何语法成分,只起连接作用且无词义的that引导。常见的后面可跟同位语从句的名词还有:news,advice,conclusion,demand,fact,hope,idea,information,message,order,problem,suggestion,thought,truth等。故选D。
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本试题收录于: 英语题库普高专升本分类
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