虚拟语气在英语中应使用什么时态
虚拟语气用在一般现在时， 从句IF+S+一般过去时,主句S+SHOULD/WOULD+V 例子：IfIstayedinthatschool,Iwouldpasstheexam. 虚拟语气用在一般过去时， 从句IF+S+过去完成时，主句S+SHOULD/WOULDhavedone 例子：Ifyouhadbeenhereyesterday,youwouldhavemethim....
虚拟语气用在一般现在时， 从句IF+S+一般过去时,主句S+SHOULD/WOULD+V 例子：IfIstayedinthatschool,Iwouldpasstheexam. 虚拟语气用在一般过去时， 从句IF+S+过去完成时，主句S+SHOULD/WOULDhavedone 例子：Ifyouhadbeenhereyesterday,youwouldhavemethim....