星状玻璃体变性描述正确的是( )
A．多见于老年人
B．多双眼对称
C．常导致视力轻度下降
D．玻璃体明显液化
E．黄白色小体静止时下沉
参考答案：A
根据句意及首字母或汉语提示完成下列句子。
1. He has found that his family is like a tall tree with long r____
2. It's your t ____ to clean the bedroom today.
3. Guangzhou is a big city in the s ____part of China.
4. Our____(政府)has found many ways to keep people from getting H1Nl flu.
5. Many ____ (海外的)Chinese want to come back to build our country.
资金业务的风险主要是（）。
A、市场风险
B、信用风险
C、操作风险
D、价格风险
