问题
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4,9,15,26,43,______ () A.68 B.69 C.70 D.71
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2,10,17,23,______ ,32 A.25 B.26 C.27 D.28
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______ is a process of combining two or more words into one lexical unit.A.DerivationB.Ble
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_________(63)A.join B.shareC.combined D. associate
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26)谷物库房的火灾危险性应划为_________ 。A.丁类 B.戊类 C.乙类 D.丙类
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二进制数110100转换成十进制数是______。A.52B.26C.48D.50