A-A+
______ they would certainly come and help us.
问题详情
______, they would certainly come and help us.
A．Had they time
B．Do they have time
C．Had they have time
D．Did they had time请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：这是一个if引导的条件从句的省略，如果包含had, were, should, 或could, if的虚拟条件句省略时，就要将这些词放在主语前面作部分倒装。
