________ worries me the way he keeps changing his  mind.  

___________ is a fact that English is being accepted as an international language.     

__________ is known to us all that the earth is smaller than the sun.  

We take_________ for granted that students should obey the school rules.              

The doctor advised Vera strongly that she should take a holiday,but _________didn't help.   

—I hear John is ill in hospital.                      
—How can _____ be? I met him in the bank this morning.

___ is a fact that English is being accepted as an international language. 

When I have seen the film, ______ hits me how difficult it is for us to protect the Tibetan antelopes in
modern society.  

When __________ comes to "Xiao Yueyue Incident", Chinese media and Internet users condemn
the lack of morals and the decline of humanity in Chinese society.

I hate ___ when people talk with their mouths full.