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are believed to have done
...150 people
are
believed
_in the air crash A
to
dieBdying C to h...
答:
选C,be said/
believed
是据说的意思,后面加
to
do
(固定用法)。在这句话里应该是至少150人已经死亡,所以用完成时。
it is
believed
to
da和to
have
don的区别
答:
It is
believed
to
do sth 表示动作还未发生(可以理解为将来时)It is believed to
have
done
表示动作已经发生(可以理解为完成时)
be
believed
to
have
done
sth什么意思
答:
被相信做了什么事情,例如:He is
believed
to
have
killed 3 boys. 人们相信他曾经杀害过3个男孩
此题考查非谓语动词~问题:
答:
sb/sth be
believed
to
have
done
表过去和完成(to have done发生在谓语believed之前)sb/sth be believed to be doing 表正在进行(to be doing 与谓语believed同时发生)除了believed,这样的动词还有reported,considered,known,thought,said,found...解析:根据句意,大量艺术品被偷这件事情发生在...
...been与
have
/
has
been
believed
to
have
done
的区别是什么_百度知 ...
答:
A.
has
been
believed
to
have
been 已被认定为过去是。1. 不定式 to have been 用“完成式”是正确的,表示在谓语动词之前发生。2. has been believed 是被动语态,意思是“被认为”。现在完成时表示这个看法是过去发生的,后面不定式的动作是“已经被人们认定”已发生了。has been believed 的意思...
be+
believed
+
to
+
have
+
done
+结构中不定式做什么成分?
答:
在这个结构中,动词不定式作主语补语。动词不定式的完成式,表示的动作发生在谓语动词表示的动作之前,在句中可以作主语、表语、宾语、定语或状语,也可以作主语补语或宾语补语。这里动词不定式作主语补语,表示的动作发生在谓语动词表示的动作之前。
sb be
believed
to
do/ to be doing/ to
have
done
书
答:
to
be doing 表示的是现在时态,代表某人被认为 目前正在做某事。to
have
done
表示的过去时态,代表某人被认为 应经做过某事。例 Lucy is
believed
to go to London. Lucy被认为 将要去伦敦。(没去)Lucy is believed to going to London. Lucy被认为 正在去伦敦的路上。(在去的路...
.../reported/
believed
/thought/known/ considered
to
have
done
...
答:
have
done
的形式是动词不定式的完成式, 谓语动词
had
done 表示过去完成时,非谓语动词不定式就三种时态,
to
do / to
be
doing / to have done to have done 表示die 的动作发生在谓语动词report 之前的动作。He is said to have gone abroad .He seemed to have finished the task ....
be said/ was/
believed
/ believed/ believed/ thought/ known+ t...
答:
be said/be supposed/be
believed
/be thought/be known/be reported +
to
do(要做)/to be doing(正在做)/ to
have
done
(做完了)拓展:类似的句式还有 It's hoped that… 人们希望……It's thought that… 有人认为……It's ordered that… 已下令……It's supposed that… 据推测...
sb be
believed
to
do/ to be doing/to
have
done
根据
答:
要去做。正在做。做过。
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