单项选择题

I have lived in these crowded district () 2000.

A.for
B.since
C.at

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单项选择题

崔颢《黄鹤楼》尾联“日暮乡关何处是？烟波江上使人愁。”属于扣尾掉收的收合方式。

A．对
B．错

单项选择题

You are developing a client that sends several types of SOAP messages to a Windows Communication Foundation (WCF) service method named PostDatA.PostData is currently defined as follows:[OperationContract]void PostData(Order data);You need to modify PostData so that it can receive any SOAP messagE.Which code segment should you use？（）A.[OperationContract(IsOneWay=true, Action= * , ReplyAction= * )] void PostData(Order data);B.[OperationContract(IsOneWay=true, Action= * , ReplyAction = * )] void PostData(BodyWriter data);C.[OperationContract] void PostData(BodyWriter data);D.[OperationContract] void PostData(Message data);

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