英语句子语法问题

Question

Streets like this one are also includede as it is precisely this kind of history that Hong Kong risks forgetting.
1，as it is precisely是什么作用，什么成分？

Answer 1

as 引导的是 状语从句
从句 是 对 动名词的宾语 强调的强调句型
it is 是强调句的虚词 precisely是状语 修饰it is
this kind of history是从句中risks forgetting的宾语

that 是 强调句的虚词
Hong Kong是从句中的主语 risks forgetting是从句中的谓语.

原句=as Hong Kong risks forgetting this kind of history .
.

Answer 2

Streets like this one are also includede as it is precisely this kind of history that Hong Kong risks forgetting.
1，as it is precisely是什么作用，什么成分？

as it is precisely 做方式状语， 意思，正如.....一样.....就像.....一样...

as副词 adv.
1.同样地, 一样地
She is as tall as her mother.
她和她母亲一样高。
The dining room was twice as big as the Tom's.
这个餐厅比汤姆的餐厅大一倍。
This is as difficult a problem as you are likely to meet.
像这样的难题, 你可能会碰到。
介词 prep.
1.(表示时间)当还是…的时候
As a schoolboy, he showed every sign of genius.
当他还是个小学生的时候, 就显示出了天资聪慧。
2.(表示方式)以…的身份, 以…资格, 作为; 以…形式, 以作为; 以…角色, 扮演…角色; 如同, 像
3.(表示结果)成为, 看作, 看成
We had better treat it as a joke.
我们最好把它当作玩笑。
4.(表示目的)为了, 以…为目的
The dykes were built as a protection against the sea.
建筑堤坝是为了防止海水泛滥。
5.(表示举例)例如, 诸如…之类的
We talked about such subjects as the weather.
我们谈论了诸如天气之类的话题。
连接词 conj.
1.在…期间, 当…时候
I was coming in as he was going out.
我进来的时候, 他正出去。
2.尽管, 即使, 虽然
Intelligent as you are, I suspect you will fail.
尽管你聪明, 我猜想你会失败。
3.像…一样
4.由于, 因为
As you weren't there I left a message.
因为你不在那里, 我留了个信儿。
5.照…方式
6.正如；如同

Answer 3

意思：“因为它正是。。。"，我也不知道它是什么成分，你知道啥意思不就行了么。