问题
多项选择题
急性前葡萄膜炎可出现的体征是（）
A．睫状充血或混合充血
B．眼痛
C．角膜后沉着物
D．前房闪辉
答案
参考答案：A, C, D
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急性前葡萄膜炎可出现的体征是（）
A．睫状充血或混合充血
B．眼痛
C．角膜后沉着物
D．前房闪辉
参考答案：A, C, D
The world’s population was about 6.5 billion in 2008. ___46___ three billion people ___47___ Asia now. That’s about half of the world’s population. China has the ___48___ population in the world, and about one fifth of the people in the world live in China. ___49___ the large population, there is ___50___ living space for each family. And it’s difficult for lots of people to find jobs. A large population also causes many ___51___ for ___52___ nation. For example, we are short ___53___ energy and water. Most cities are more ___54___ than before, and the traffic is much ___55___. The large population ___56___ a serious problem. So far, our government has taken many measures to control the population. One is know ___57___ the one-child policy. It has worked ___58___ in controlling China’s population. Thanks to the policy, China is developing ___59___ and people’s living conditions are improving rapidly. However, the population problem is ___60___ serious in China. We still have a long way to go.
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