单选题
_____ you _____ further problems with your printer,contact your dealer for advice.无
A、
If, had
B、
Have, had
C、
Should, have
D、
In case, had
【正确答案】
C
【答案解析】
句意: 如果你对打印机有其他问题, 联系经销商来获得建议。 if分句是对将来情况的一种假设, 虚拟语气的形式为should+动词原形, 将should提前, 倒装之后把if省略, 变为should you have。
提交答案
关闭