should more need attention ,the line was shut down to prevent further defects from being produced
问题描述：
should more need attention ,the line was shut down to prevent further defects from being produced
请问should 在此是什么用法?
答
（1）should在这里是十分委婉的客套话,一般都是非常正统的情况下运用,多见于商场的客服或者是网站之类.生活中很少用.（2）省略了if的虚拟条件句中,把were,had或should放在句首.（3）此句可能是倒装句,谓语在前,主语...