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have not done
have
not
done
和 not have done 区别在哪?
答:
have not done
是表示还没完成,比如:i haven't finish my wokr。我还没完成我的工作。
not have done
是表示还没开始。 比如:i don't have do my work。我还没开始做我的工作。
have
not
done
是什么时态
答:
have
not
done
是现在完成时态,现在完成时( The Present Perfect Tense)是过去的动作或状态持续到现在,对现在造成的影响,可能持续发生下去。在英语时态中,“时”指动作发生的时间,“态”指动作的样子和状态。 扩展资料 完成时态的构成分为两部分:一是助动词,二是实义动词的过去分词-ed。...
...doing \
have
not
been doing \ have not
done
答:
did not 表示在某个不特指的过去时间里没做某事 was not doing 表示在某个特定的时间上没在做某事
have not
been doing 表示现在没正在做某事 have not done 表示现在没完成某事 主要是时态不同。
过去分词
done
有没有否定形式
答:
是的,过去分词 "
done
" 有否定形式,即
"not done
"。"
not done"
表示某件事情没有完成或没有做,表示否定的意思。例如:The laundry is not done yet. (洗衣服还没有完成。)
...
not
done
”变成动名词不是“
having
not done”,而是“not having...
答:
英语的非谓语形式having done 变成否定时必须用
not
having done 。Not having finished her homework ,she had to go to bed very late last night.至于为什么not的位置为什么放在非谓语动词之后,应该是英语的习惯用法,是语法规则,理解并把它牢记和正确运用即可。
not
having
done
和 having not done 的区别
答:
not
having
done
是非谓语动词中正确的用法,用作状语比较多,如
Not
having heard from him,she decided to write another letter
have
not done 是谓语动词完成时的否定形式,一般没有having not done 的
may
havedone
的否定形式
答:
may
havedone
的否定形式是may
havenotdone
。在have后加not表示对过去事情肯定的推测。词语否定,是用来否认一个事实的成立、存在或真实性的,在英语中表达这一意思就要借助一些否定词如nothing、few、little等。
求虚拟语气的讲解
had
sb
done
sth, sb would
have
not
done_百度...
答:
综述:这个是条件状语从句中的虚拟语气,对过去的虚拟,
had
提前,省掉if,原句是:If sb had
done
sth,sb would
have
not
done.意思是如果某人做了…,某人就不会…。重点词汇:not 英[nɒt]释义:adv.表示否定,不 n.“非”(计算机中逻辑运算的一种)短语:I
Not
Stupid小孩不笨;...
现在完成时否定形式:
have
/
has
+
not
+
done
例句
答:
He
has
not
done
his homework yet.
have
not
done
还是not have done,not正常应放在哪?
答:
句子中有need, can,could, might,may 等助动词,
not
需要放
have
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have not been doing
having not done
done的否定
having done
过去完成时had done
have not been
have been done是什么时态
havedone的否定形式
现在完成时否定