889.With the country's population reaching 1.6 billion in the mid of this century,most of China's rivers,including the Yellow River，_______.
A.is drying up
B.will be drying up
D.have dried up
890.I ______ my son to Laos for sightseeing.
I would rather you didn't do that,for the bird flu _____ several lives there.
B.am taking;has claimed