According to the United Nations, it estimates that every year's world population growth is ______ . A.more than 90 million persons B.0. 002 percent per year C.5.3 billion D.500 million
A.A.more B.0. C.5.3 D.500
【参考答案】
A 解析：根据第一句话“The United Nations…, estimates that is incre......