用于肺胃热盛所致的咽喉肿痛，声音嘶哑的是
A．清咽丸B．口炎清颗粒C．补肾固齿丸D．口腔溃疡散E．玄麦甘桔颗粒
参考答案：A
The following table gives statistics showing the aspects of quality of life in five countries. Write a report for a university lecturer describing the information in the table below.
国有土地使用权出让最高年限如何确定？
