【单选题】Troubles ________ in the city as the municipal government failed to control the inflation effectively.
【单选题】The local government has begun a ____ in this city to cut down the traffic accidents.
【简答题】在串行通信方式中,允许数据同时在两个方向上传输的是 ( )
【简答题】The government __________ regulations that put this old city under protection.
【单选题】下列选项不属于鱼类特有的主要特征是( )
【单选题】The city dwellers called for the government to __________more responsibilities for the welfare of the homeless.
【单选题】在串行通信方式中.允许数据同时在两个方向上传输的是( )。
【单选题】Many citizens appealed to the city government for enacting ______ laws to protect the consumers.
【单选题】数据通信允许数据同时在两个方向上传输的传输方式是( )