If you've got free time please stop by and say hello.邀请他人再次来访时候讲的么...表示说话人的主观愿望
这句是IF所引导的条件状语从句
条件状语从句由从属连词if,unless,as/so long as(只要),on condition that,in case等引导
1.真实条件句(假设的情况有可能发生的条件句):用陈述语气
I will write to your parents if you are late again.
He will not leave unless it is fine tomorrow.
2.非真实条件句(假设的情况完全是一种假设或发生的可能性不大的条件句):用虚拟语气
If it were not raining now,I would not be staying at home.
If we had more time yesterday,we could have done the work.
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2008/6/22 2:18:03
回答者:
阿修罗姬
提问者对于答案的评价:感谢回答,已收录至小D周报:http://ts.hjenglish.com/page/42807/