对现在的虚拟：If从句用一般过去时（be动词一般只用were),主句用主语+would+动词原形IfIwereabird,I'dflyinthesky.IfIhadamilliondollars,I'dtravelaroundtheworldwithmyfamily.希望能帮到...

　　能多点吗好像还有将来时和现在时。例句多点我能懂的快点，事后我给你最佳20分行不

　　1.与现在事实相反If引导的从句动词用过去式（be的过去式一般用were）主句用主语+would/should/could/might+动词原形eg:IfIwonthelottery,Iwouldbuyanexpensivecar.IfIwereyou,IwouldgiveAIDSpatientahug.2.与过去事实相反If引导的从句用：主语+had+过去分词主句用主语+would/should/could/mighthave+过去分词eg:Ifhehaddrivenmorecarefully,hewouldnothavehadthecaraccidentyesterday.3.与将来事实可能相反If引导的从句动词过去式/should+动词原形/wereto＋动词原形主句用主语+would/should/could/might+动词原形Ifitrainedtomorrow,theywouldn’tgoforanouting.实在是有点儿忙，没能及时回复，很抱歉。希望能帮到你！祝你学习进步！