In spite of her huge size, China is land-poor and ______ % of her landmass is made up of uninhabitable mountains and deserts. Thus China has to feed ______ % of the world's population with only about ______ % of the earth's cultivated land.

What can we learn about Lake Natron? A: It is simply uninhabitable for most animals. B: It remains little known to the outside world. C: It is a breeding ground for a variety of birds. D: It makes an ideal habitat for lots of predators.

Lake Natron is simply uninhabitable for most animals. 未知类型：{'label': 'questionDesc', 'content': '请根据所给材料判断题干是否正确。', 'isMemberControl': 0, 'type': 181} 未知类型：{'label': 'source', 'content': '2017年12月 六级 卷三 仔细阅读1', 'isMemberControl': 0, 'type': 181}

What can we learn about Lake Natron? 未知类型：{'label': 'questionDesc', 'content': '请根据材料选择正确答案。', 'isMemberControl': 0, 'type': 181} 未知类型：{'label': 'source', 'content': '2017年12月 六级 卷三 仔细阅读1', 'isMemberControl': 0, 'type': 181} A: It is simply uninhabitable for most animals. B: It remains little known to the outside world. C: It is a breeding ground for a variety of birds. D: It makes an ideal habitat for lots of predators.

What can we learn about Lake Natron? A: It is simply uninhabitable for most animals. B: It remains little known to the outside world. C: It is a breeding ground for a variety of birds. D: It makes an ideal habitat for lots of predators. 未知类型：{'label': 'questionDesc', 'content': '根据材料回答问题', 'isMemberControl': 0, 'type': 181} 未知类型：{'label': 'source', 'content': '2017年12月六级卷三 仔细阅读1', 'isMemberControl': 0, 'type': 181}