---David, there ______ a dictionary and some books on your desk．Please put them away．---OK．Mum．I’ll do it right away．A.isB.areC.hasD.have
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A解析本题考查there be句型的就近原则。There be后面接并列名词时，谓语动词be应与最邻近的名词在数上保持一致，首先排除C、D项。又因为句中的名词为单数a dictionary，由此可排除B项。故选A。