【单选题】The UI is not being updated when the Data property is set. You need to ensure that the DisplayData class correctly updates the UI when the Data .. What should you do ?()
A.
Insert the followiing code at line 14 NotifyPropertyChanged("Data");
B.
Insert the followiing code at line 16 NotifyPropertyChanged("Data");
C.
Insert the followiing code at line 14 NotifyPropertyChanged(value);
D.
Insert the followiing code at line 16 NotifyPropertyChanged(value);
【多选题】可申请开通信用保障服务的对象包括( )
D.
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【简答题】已知 5x:3=1 1 4 :5 ,求x的值.
【单选题】What should you do when ________ a fight with your brother?
【多选题】青霉素类药物的特点是
A.
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【简答题】区别多义词 方 5且知方也( ) 6方六七十( )
【单选题】明确( ),才能划定会计所要处理的各项交易或事项的空间范围。