There is little left, ________

Your aunt’s son is your___________.

Mr. Smith, why are you always asking me to do the difficult work?—Because you _______ do such a thing and nobody else is fit for it.

20________of both sides, the two companies decided to _______ to become more competitive in the global market

What are you doing, Jack—I’m looking for some information about the event________ attracts all the people’s attention.