A. "The giant ship can sail steadily and far only when it is propelled by a strong and powerful engine."

B. "China's development is like a huge ship making steady and sustained progress on the vast ocean."

C. "Most fundamental is the profound relationship between language and culture that lies at the heart of society and one that we overlook at our peril."

D. "The Internet is the greatest creation of the 20th century, and it has opened up a whole new world for humanity."