Not until he retired from teaching three years ago( )having a holiday abroad.Not until he retired from teaching three years ago( )having a holiday abroad.括号里为什么要填did he consider而不是had he considered?什么情况下用did 什么
Not until he retired from teaching three years ago( )having a holiday abroad.Not until he retired from teaching three years ago( )having a holiday abroad.括号里为什么要填did he consider而不是had he considered?什么情况下用did 什么
Not until he retired from teaching three years ago( )having a holiday abroad.
Not until he retired from teaching three years ago( )having a holiday abroad.括号里为什么要填did he consider而不是had he considered?什么情况下用did 什么情况下用had呢?
Not until he retired from teaching three years ago( )having a holiday abroad.Not until he retired from teaching three years ago( )having a holiday abroad.括号里为什么要填did he consider而不是had he considered?什么情况下用did 什么
Not until he retired from teaching three years ago是个过去的时间状语,所以要用过去时来倒装