It is difficult to judge whether what he said_________.

_______ is the Yellow River,5,300 kilometers or 6,300 kilometers?—5,300 kilometers, I think .[ ]

There is a river around our town. It is about ______ long.

The relationship ___________/bi’twi:n /Chinese and African people is important.

The Thirteen Women in Nanjing directed by Zhang Yimou is said to be well worth seeing.——You must be kidding! It’s one_____in at least a year.