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什么时候用hadbeen
什么情况下用主语+had+过去分词(done)
什么时候用
/主语+
had been
+过
答:
过去完成时被动句用 主语+had+过去分词(done)完成
时用
主语+
had been
+过去分词(done)再看看别人怎么说的。
was doing、
had been
doing和had been done都有
什么
区别?
答:
afternoon when their father went back from work.(他们的父亲下班回来时,他们已经下了一下午棋了。)
had been
done是过去完成时的被动式,和前两个没有关系。例如:When the firemen got to the building, the fire had been put out.(等消防员感到那栋大楼的
时候
,火已经被扑灭了。)...
had been
done是
什么
时态
答:
had been
done 则是过去的过去,是过去完成的被动态时。(当你想说发生在过去的两件事时,就要分清谁先谁后。.先发生的用过去完成时,后发生的要用过去时。如:The rooms had been cleaned when I came. 我来的
时候
,房间已经被打扫了。1、尚未完成:He had been writing the novel.(他没...
“
had been
doing”这句话是
什么
时态?
答:
如:The problems
have been
solved.这些问题已经被解决了。
had been
done 则是过去的过去,是过去完成的被动态时。(当你想说发生在过去的两件事时,就要分清谁先谁后。先发生的用过去完成时,后发生的要用过去时)。如:The rooms had been cleaned when I came. 我来的
时候
,房间已经被打扫...
has been doing与
had been
doing
答:
has been doing表示动作到现在为止一直在做 I
have been
waiting for you for an hour。
had been
doing表示动作到过去某一时刻为止一直在做 I had been waiting for you for an hour until you finally reached。
...
什么
意思啊?怎么用啊? 是不是就是等于I
had been
,那i had
答:
I'd been 等于 I
had been
,是过去完成时的知识点。过去完成时的知识点太多,根本不是知道这里能说完的,如果没上高中,没必要花费精力研究这个。简单说几句,了解过去完成时,首先要熟练掌握现在完成时,如果现在完成时还没掌握好,学习过去完成时会很吃力。现在完成时,表示过去发生的动作对现在造成...
请教
been
的用法?
答:
been
是be动词的过去分词,意思是“是”或“在”,是静态动词,或称为持续性动词,用于现在完成时,也就是用于助动词
have
或has的后面时,可以和表示持续状态的词连用,比如说,回来是一个瞬间动作,他刚回来,可以说He has come back,但是如果表示他回来十分钟了,只能说He has been back for ten ...
had been
done是
什么
时态
答:
“
had been
done” 表示过去的过去,是过去完成的被动态时。(当你想说发生在过去的两件事时,就要分清谁先谁后。先发生的用过去完成时,后发生的要用过去时)。如:The rooms had been cleaned when I came. 我来的
时候
,房间已经被打扫了。have/has been done 是现在完成时的被动语态。表示...
have done。
have been
done 。had done。
had been
done 有
什么
区别...
答:
have done 现在完成时态
have been
done 被动语态,现在完成时态 had done 过去完成时态
had been
done 被动语态,过去完成时态 主要的差异:1、现在完成时的情况下,have done 代表动作的执行者是人,have been done代表动作的执行者是物,表“被...”2、had done 和had been done只是事件发生...
had been
doing 和had been done有
什么
差别
答:
如:The problems
have been
solved.这些问题已经被解决了。
had been
done 则是过去的过去,是过去完成的被动态时。(当你想说发生在过去的两件事时,就要分清谁先谁后。先发生的用过去完成时,后发生的要用过去时)。如:The rooms had been cleaned when I came. 我来的
时候
,房间已经被打扫...
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