文档内容
插在句子中对原句起解释说明作用，但不做句子
主干，语法上可以完全删除，不影响句意
通常用（双）逗号，破折号或括号隔开
位置灵活
True, it would be too bad.
true/wonderful/funny
Wonderful, you did it.
He said he'd left the book on the desk,
形容词或形容词短语
sure enough/worse still/
and sure enough, there it was.
strange to say/needless to
Most important of all, you must read all pre-
say/most important of all
session reading materials before lecture.
插入语
however/personally/ Frankly, I think this whole situation is ridiculous.
副词
常见的插入语形式 exactly/frankly/Indeed His English is good, indeed.
In one's opinion/in fact/ By the way, could you lend me some money?
介词短语
by the way/of course You have to admit that you are, in fact, in difficulties.
Generally speaking, people like her as a leader.
Generally speaking/
分词或分词短语 Judging by what he said, I think it's very unlikely that
judging from (by)...
he'll be able to support your application.
to some extent/to be To some extent, she was responsible for the accident.
不定式
sure/to be frank To be frank, I don't like you.
It was three years ago that I went to the UK for my further study.
特殊结构
It is/was+被强调的部分+that (who/whom) It is the boy who broke the window.
It was his father whom he had disrespected.
强调句 such+名词词组 That's such a good film.
I do hope you can come along.
do/does/did+动词原形 He does look tired.
I did love you.
be可以换成come, stand, lie, remain, exist等动词
There is a book.
There be结构
There/here comes a bus.
全部倒装 主+谓→谓+主 Playing in front of the house is Tom.
分词前置doing/done
Buried in the sands was an ancient village.
Before them lay miles of undulating moorland.
倒装句 介词或介词短语前置
Under the tree stood a young man.
否定状语前置 Never have I come across such a difficult problem.
only+状语前置 Only after you finish it can you leave.
部分倒装 主+谓→助动词+主+谓 Were I still young, I would accept any challenge.
if引导的条件状语去
掉if，were/had/ Had I been in your place, I wouldn't have given it up so early.
should前置
Should I win the lottery, I would buy a big house.说话人认为不可能发生的情况
正常时态基础上，倒推一个时态
特殊结构
