A.The Chinese government has ensured and is trying to put the strategy for agricultural development by science and education into practice and endeavor to narrow the difference between China and the developed countries.

B.In order to narrow the gap between China and the developed countries, Chinese government is ensuring and trying to put into practice a strategy for agricultural development by science and education.

C.So as to narrow the distance between China and the developed countries, Chinese government has drawn up and trying to put into practice the strategy for agricultural development by science, technology and education.

D.The Chinese government has drawn up a strategy for agricultural development by relying on science, technology and education and is striving to put it into practice so as to narrow the gap between China and the developed countries.