关于after的过去完成时用法"Mr Hussein also denied a report in the Wall Street Journal that the plane had sent engine data to the ground for more than four hours after it lost contact with air traffic control."其中“ after it lost contact

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关于after的过去完成时用法"MrHusseinalsodeniedareportintheWallStreetJournalthattheplanehadsentenginedatatothegr

关于after的过去完成时用法"Mr Hussein also denied a report in the Wall Street Journal that the plane had sent engine data to the ground for more than four hours after it lost contact with air traffic control."其中“ after it lost contact
关于after的过去完成时用法
"Mr Hussein also denied a report in the Wall Street Journal that the plane had sent engine data to the ground for more than four hours after it lost contact with air traffic control."
其中“ after it lost contact with air traffic control”为什么lost不是用过去完成时,而是过去时?

关于after的过去完成时用法"Mr Hussein also denied a report in the Wall Street Journal that the plane had sent engine data to the ground for more than four hours after it lost contact with air traffic control."其中“ after it lost contact
在含有after或before的时间包括状语从句的句子中,一般是可以用一般过去时代替过去完成时的.
如：
The film began before he went into the cinema.
=The film had begun before he went into the cinema.
He laughed after he heard the story.
=He laughed after he had heard the story.

关于after的过去完成时用法Mr Hussein also denied a report in the Wall Street Journal that the plane had sent engine data to the ground for more than four hours after it lost contact with air traffic control.其中“ after it lost contact 什么是过去完成时_过去完成时的用法现在完成时和过去完成时的用法过去完成时和现在完成时的用法过去完成时和现在完成时的用法怎么用过去完成时的用法过去完成时的构成和用法过去完成时的用法和构成. 过去完成时用法一般过去时,现在完成时,过去完成时用法上的区别. 现在过去完成时的结构及用法 look after的用法 look after的用法 looking after 的用法 AFTER的用法一个句子中有for用现在完成时还是过去完成时?就是一些关于过去完成时或现在完成时的用法.有since一般是过去完成时,have/has+been+过去分词但是在一个句子中有for,例如：he （）（）a（）（ after 10 years after的用法. 现在完成时与过去完成时的用法与构成上的区别.