____right now,she would get there on sunday.答案是were she to leave,用的是倒装正常语序是if she were to leave ,想问一下为什么用be to ,是因为right now表示将来吗.用if she left(过去时)不行吗

问题描述:

____right now,she would get there on sunday.答案是were she to leave,用的是倒装
正常语序是if she were to leave ,想问一下为什么用be to ,是因为right now表示将来吗.用if she left(过去时)不行吗

答案是were she to leave=If she were to leave 又= if she left 又= if she should leave
这是对将来的虚拟语气的用法
IF从句中可用3种结构(如上),.