请问什么是unreal past conditional 和unreal present conditional?
这句话是什么意思啊?unreal or imaginary conditional with hypothetical
什么是real condition和unreal condition?
请问second conditional句型
past real conditional 的句型是什么?
first conditional
conditional offer
read the past actions and past results ,nake conditional sen
subjunctive mood 和unreal condition 有什么不同
英语中one conditional,second conditional,third conditional
second conditional与third conditional的区别
conditional approval是什么意思
Write first conditional sentences.