—How is it that you know she’s got back from the UK?  —She ____ when I came out of the house this morning. 

—What do you think of Tom? —He has been working very hard. ______ he is an advanced worker. 

These houses are sold at such a low price _______ people expected.

“___________,” the soldiers screamed loudly, who held a gun in his hands, “or I will shoot again.”

The British are not so familiar with different cultures and other ways of doing things, ___________ is often the case in other countries