become extinct造句

Will the Chinese sturgeon become extinct?

People have proposed all sorts of hypotheses to explain why dinosaurs have become extinct.

If we continue to destroy the countryside many more animals will become extinct.

What a pity that this kind of rare animal has become extinct.

It deserves careful reflection that, although Tibetan culture is developing continuously, the Dalai Lama clique is clamoring all over the world that " Tibetan culture has become extinct, " and, on this pretext, is whipping up anti-China opinions with the backing of international antagonist forces.