Nobody was clear about how exactly he had managed to _____ such a large amount of money in such a short time.
girl she is!
from Beijing to London!
——_____was the Nanjing-Changjiang Bridge open to traffic? ——It was open to traffic in 1968.
_____writer is better known in China, Charles Dickens or Mark Twain?
Shall we stay at home or_____to the park?