题目

阅读下面短文，根据其内容写一篇60词左右的内容概要。The World Health Organization, or WHO, estimates that more than 300,000 women die every year during pregnancy or childbirth. Each year, about 2.6 million babies are born dead and another 2.7 million babies die during the first 28 days of life, it said. Most of the deaths are taking place in South Asia and in Africa, south of the Sahara Desert.Many of the deaths could have been avoided with quality health care, WHO officials said. Some stillbirths (births of dead babies), infant (new-born baby) deaths or deaths of mothers1．如图表示群落演替过程，下列叙述正确的是（　　）A．乱石窑裸地到针阔混交林群落的演替是次生演替，与人工砍伐后的阔叶林上发生的演替方式相同B．在灌木植物群落中，地衣和草本植物在竞争中均被淘汰C．杂木植物群落的物种丰富度大于阔叶林群落D．上述演替中，光照是重要的影响因素