“become extinct”造句，怎麼用become extinct造句

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.

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

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

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

Will the Chinese sturgeon become extinct?