阅读下面材料,在空白处填入适当的单词 或括号内单词的正确形式。 China is planning a program 1 (call) “One Belt and One Road” ―the Silk Road Economic Belt and the 21 st Century Maritime ( 海上的 ) Silk Road. It will connect China with Europe through Central and Western Asia , and connect China with Southeast Asian countries , Africa 2 Europe. It’s welcomed by the Silk Road countries. In the past few year s, over 6 0 countries 3 (join) in the program 4 (include) Russia, Egypt and Mongolia. “One Belt” refers to the Silk Road Economic Belt , 5 extends into central Asian nations. “One Road” refers to the 21st century Maritime Silk Road , where Chinese seek to extend China’s trading power and infrastructure investment ( 基础设施投资 ) into Southeast Asian nations and to south Asia and Africa. Great changes are taking place in 6 world. The world economy is recovering 7 (slow) and some countries still have the hard time of their de velopment. Development holds the master key 8 solving all problems. 9 (build) the Belt and Road is to help the poor countries along the road develop economy. It 10 (improve) world peace and developm ent in the future .