例如:
Hopefully,heJll return soon,
相当于 It is hoped that…，I hope that…，I am hopeful that…等句型。
类似的还有：
He is reportedly a billionaire.
Obviously? you didn’t read it.
Surprisingly f their books were received enthusiastically by the public and were widely read.

又如：
Frankly, I don't think the plan will succeed.
相当于 If I can speak frankly, frankly还用于下列结构：
介词短语:in all frankness ；
不定式分句：to be quite frank with you ； to speak frankly；to put it frankly；
-ing 分词分句：frankly speaking；putting it frankly；
(2)动词不定式to的省略 不带to不定式作表语：
What he did was just help.
The only thing he can do now is divorce her.
All we say to this man is change your clothes.
The best he could do was remain silent.
不带to不定式作宾语：
I mean help yourself.
You mean have my hair cut?
I said wear it.
不带to不定式作状语
Go be a secretary in some office.
Come meet the guy anyway.
He helped me do the work.
Go see；come meet这种用法并非始于今日，只是于今更趋普遍罢了。
有时还有这样句子：
Can I come in watch Miss Morrison nurse her kid?
Come on get a bear,
还可见到在look，run，stop等不及物动词后面不用to:
You get ready to run tell your brother.
It makes people stop look and listen.
还可以见到不带to不定式作主语：
Turn off the tap was all I did.