（   ）是我们党做好一切工作的价值取向和根本标准。

当事人对合同变更的内容约定不明确的，(         )。

London's River Thames has twenty-seven bridges. But Tower Bridge, the first bridge over the Thames as you travel to London from the sea, is the most famous of them all. What makes Tower?Bridge so exciting? Why do visitors come from all over the world to see it?The thing that is surprising about Tower Bridge is that it is open in the middle. It does this to let the?big ships through to the Pool of London. If you are lucky enough to see the bridge with its two opening arms high in the air, you will never forget it.On its north side stands the Tower of London itself. Although they look the same age, the Tower is?almost a thousand years old, and Tower Bridge is only about one hundred, it was built in the 1890s.?By1850, everyone agreed that a bridge across the Thames near the Tower was most necessary. But?the designers argued about the new bridge for another?thirty years. This took so long because they had?two big problems.

在IS曲线不变的情况下，货币供给量减少会引起国民收入（    ） 

商品的价格不变而消费者的收入增加，预算线（    ）

登记机构进行异议登记的，如果申请人在异议登记之日起（）内不起诉的，异议登记失效。

在以下四种情况下，可称为通货膨胀的是（   ）

边际产品价值是生产要素的边际产量和产品价格的乘积。

财务、人力资源管理和信息技术等事务性或专业化活动不适宜采用共享服务模式。

周期性失业就是由总需求不足所引起的失业。