核心服务站等级结算标准分为（）
A.一等：工时上浮10％
B.二等：工时上浮8％
C.三等：工时上浮5％
D.0
参考答案：A, B, C, D
依据风险产生的（）分类，风险可分为自然风险、社会风险、政治风险、经济风险与技术风险。
A.性质
B.原因
C.范围
D.标的
用适当的介词完成下列句子.
1. It is a new garden. It's _____ from my office.
2. I know Sally very well because she lives next _____ me.
3. Is there a restaurant _____ the neighborhood.
4. —Where's the Hall's restaurant?
—It's _____ Green Street _____ the left.
5. There is a river _____ two villages.
