来自马占敖的问题
一个英语问题:I'llsweepthefloorifyou(would)cleanthedesksandchairs.句子如题,我想知道为什么括号中要用would?if引导的从句的时态都要比主句的退后一步吗?
一个英语问题:I'llsweepthefloorifyou(would)cleanthedesksandchairs.
句子如题,我想知道为什么括号中要用would?if引导的从句的时态都要比主句的退后一步吗?
1回答
2020-02-11 00:01