has

No one has yet succeeded in explaining the _________ of how life began

I ordered ____ book on Mark Twain some time ago. ___ book has not arrived yet

He has spent ____money on his new house

Everyone of us has _____ computer ; ______ computer is ____ brain

A child from a poor family has the right to receive ________

In Chinese culture, there has always been an emphasis ______ traditions and customs

Since China has entered the WTO, the ______ on foreign businesses will gradually be reduced.

Miss Martin has devoted all her life to _____ disabled people.

China has got a good          for fighting against the flu with its careful and smooth organization.

It has been _______ that Mary and Tom’s wedding will be held next Sunday