youfurther problems with your printer, contact your dealer for advice.

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问题 ______you______further problems with your printer, contact your dealer for advice.

选项 A、If, had
B、Have, had
C、Should, have
D、In case, had

答案C

解析虚拟语气题。根据句意，本句表示对将来事情的虚拟，条件从句中谓语动词可以使用“should+动词原形”结构；如果省略条件从句引导词if的话，should就应该提到句首。因此，本题应该选择[C]。

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专业英语四级

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