英语难句求解析Oneof the most difficult aspects ofdeciding whether c

英语难句求解析
Oneof the most difficult aspects ofdeciding whether current climatic events reveal evidence of the impact of humanactivities is that it is hard to get a measure of what constitutes the naturalvariability of the climate.
We need therefore to know how much the climate can varyof its own accord in order to interpret with confidence the extent to whichrecent changes are natural as opposed to being the result of human activities.
ustccello 1年前 已收到4个回答 举报

pansf 种子

共回答了19个问题采纳率:84.2% 举报

1、主句的主干是 one is that...
one 主语
of the most difficult aspects 介宾结构 作主句主语one的后置定语
of deciding... 介宾结构 作名词aspects的后置定语
whether current climatic events reveal evidence of the impact of humanactivities 一般疑问句 作动名词deciding的宾语(从句)
is 系动词谓语
that it is hard to get a measure of what constitutes the naturalvariability of the climate 陈述句 在系动词is后面作表语(从句)
这个表语从句里面包含了一个特殊疑问句what constitutes the naturalvariability of the climate作介词of的宾语(从句)
2、主句的主干是 We need to know...
we 主语
need 谓语
therefore 副词 作状语修饰整个句子
to know... 不定式作need的宾语
how much the climate can varyof its own accord 特殊疑问句 作动词know的宾语(从句)
in order to interpret... 介宾结构+不定式(in order to已经耳熟能详了 就不拆开来分析了) 作目的状语修饰主句
with confidence 介宾结构 作状语修饰动词 interpret
the extent 名词 作动词interpret的宾语
to which recent changes are natural as opposed to being the result of human activities 定语从句 修饰先行词the extent
这个定语从句的结构 which代替先行词the extent 作介词to的宾语
to the extent介宾结构 作状语修饰整个定语从句
定语从句的主干是 changes are natural
recent 主语changes的定语
as opposed.. 加了连词as的过去分词opposed 作状语修饰定语从句 (或者说是主语 recent changes的补语)
to being... 介宾结构 作过去分词opposed的状语
the result作动名词being的表语
of human activities 介宾结构 作名词result的定语

1年前

7

huohu 幼苗

共回答了1768个问题 举报

One 是主语
of the most difficult aspects是定语修饰 One
of deciding是定语 修饰aspects 后面是 名词性从句 作动名词 deciding的宾语 是宾语从句
whether 是引导名词性从句的连接词
current climatic events 是从句中的主语
reveal 是从句中的谓语 ...

1年前

2

gezi9777 幼苗

共回答了14个问题 举报

One of the most difficult aspects of deciding (whether current climatic events reveal evidence of the impact of humanactivities) is 【that it is hard to get a measure of( what constitutes the naturalvariability of the climate.)】

1年前

1

砻_nn 幼苗

共回答了39个问题 举报

要确定当前环境问题是否揭示了人类活动影响气候的证据一个最大的困难是,很难测定是什么构成了气候的自然变化。
因此,我们需要知道气候自身的变化程度,根据这种程度来完备地解释最近的气候变化是自然的而不是人类活动的结果。

1年前

1
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