23. Paragraph 2
24. Paragraph 3
25. Paragraph 4
26. Paragraph 5
A. Gloomy world
B. Putin's commemorating speech
C. China's determination
O. Schroeder's plea for forgiveness
E. World's worst disaster
F. Pacific war
27. Russia celebrated
28. World War Two deprived
29. China pledges herself to follow
30. The world leaders finally attended
A. 61 countries
B. a wreath laying ceremony
C. the 60th anniversary of its victory over Nazi Germany
D. the road of peace and development
E. 55 million people of their lives
F. an opening ceremony