现在,五分之二的两栖动物, 十分之一的昆虫 和近三分之一的海洋生物都濒临灭绝。 Now, two-fifths of amphibian species, one-tenth of insects, and nearly a thrid of______ _________ are _____ ______ ______ of _______
主观题
现在,五分之二的两栖动物, 十分之一的昆虫 和近三分之一的海洋生物都濒临灭绝。 Now, two-fifths of amphibian species, one-tenth of insects, and nearly a thrid of______ _________ are _____ ______ ______ of _______