虚拟语气的一道题_ you_further problems with your printer,contact

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/18 00:10:07

虚拟语气的一道题
___ you___further problems with your printer,contact your dealer for advice.
should,have,请问为什么不是If,had呢?

if .had 的虚拟语气用法一般是指：几乎不可能发生的事情,或者是已经过去的事情,如果它发生了（实际已经不可能发生了）
所以在现在这个句子中,用Should ...have要合适得多.我甚至不认为这是虚拟语气,而是一种”试探“语气,”如果这个事发生,你要.“.

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