【C14】A．plusB．moreoverC．extraD．also

A.EvenB.MoreoverC.ThusD.Ever

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【C16】A．strongB．particularC．extraD．extraordinary

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SQL支持集合的并运算，在Visual FoxPro中SQL并运算的运算符是A．PLUSB．UNIONC．＋D．∪

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【C3】A．elseB．nearC．extraD．similar

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【C7】A．otherwiseB．moreoverC．howeverD．whatever

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There is an abundant supply of salt in the market.A.steadyB.plentifulC.extraD.stable

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【C3】A．otherwiseB．moreoverC．howeverD．also

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