. Social networking is an important factor________ business success.
As is known to all, Montreal is the second largest French-speaking city in the world, _______.
The dinner party was a success, but we thought it was a pity not ________you.
This company is going to ________some 160 employees because of the drop in sales.
Our teachers do believe that all the students in our school will do well in the coming college entrance examination, _______?
—So when did you meet Joan? —It was last Sunday _______ she came to visit my sister.