have you been there?
yes ,i have just been there. i had never been there before.
请问i have just been there. 为什么这句不能用过去完成时
而后句又为什么要用过去完成时？
过去完成时的标志是助动词had+过去分词.最大特点是必须有一般过去时相对应.既:没有一般过去时就不会有过去完成时,因为过去完成时表示动作发生在过去的过去.(除非有时用于虚拟语气中)例:Ihadfinishedmy
homeworkbeforehecame.
多看看语法书吧.做点题.好学的!
homeworkbeforehecame.
多看看语法书吧.做点题.好学的!
温馨提示：答案为网友推荐，仅供参考
第1个回答 2007-12-21
pluperfect
[5plu:5pE:fikt]
n.
过去完成时
adj.
过去完成时的
pluperfect
plu.per.fect
AHD:[pl›-pûr“f¹kt]
D.J.[plu86p*8fikt]
K.K.[plu6p)f!kt]
adj.（形容词）
Grammar Of, relating to, or being a verb tense used to express action completed before a specified or implied past time.
【语法】 过去完成时的：属于、关于或成为一个被用来表示在一特定或暗示的过去时间之前完成动作的动词的
More than perfect; supremely accomplished; ideal:
极完美的，极好的：更加完美的；超一流地完成的；理想的：
“He has won a reputation as [a] pluperfect bureaucrat” (New York Times)
“他赢得了超级官僚的名声” (纽约时报)
n.Grammar （名词）【语法】
The pluperfect tense, formed in English with the past participle of a verb and the auxiliary had, as had learned in the sentence He had learned to type by the time the semester was over. Also called past perfect
过去完成时：过去完成时态，在英语中由一个动词的过去分词加助动词had 构成，如 had learned 在 He had learned to type by the time the semester was over（在那个学期结束之前他学会了打字）
前句说我刚刚到过那。应该用现在完成时。后句
[5plu:5pE:fikt]
n.
过去完成时
adj.
过去完成时的
pluperfect
plu.per.fect
AHD:[pl›-pûr“f¹kt]
D.J.[plu86p*8fikt]
K.K.[plu6p)f!kt]
adj.（形容词）
Grammar Of, relating to, or being a verb tense used to express action completed before a specified or implied past time.
【语法】 过去完成时的：属于、关于或成为一个被用来表示在一特定或暗示的过去时间之前完成动作的动词的
More than perfect; supremely accomplished; ideal:
极完美的，极好的：更加完美的；超一流地完成的；理想的：
“He has won a reputation as [a] pluperfect bureaucrat” (New York Times)
“他赢得了超级官僚的名声” (纽约时报)
n.Grammar （名词）【语法】
The pluperfect tense, formed in English with the past participle of a verb and the auxiliary had, as had learned in the sentence He had learned to type by the time the semester was over. Also called past perfect
过去完成时：过去完成时态，在英语中由一个动词的过去分词加助动词had 构成，如 had learned 在 He had learned to type by the time the semester was over（在那个学期结束之前他学会了打字）
前句说我刚刚到过那。应该用现在完成时。后句
