以下哪段代码能把数值516以二进制的形式写入My文件中。 A: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.Save(516); B: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.write(516); C: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.Write(516); D: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.save(516);

17 A: at B: for C: after D: with 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

以下哪段代码能把数值516以二进制的形式写入My文件中。 A: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.Save(516); B: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.write(516); C: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.Write(516); D: BinaryWriter bw = new BinaryWriter(File.Open("My", FileMode.Create));bw.save(516);

2，1，9，30，117，（）。 A: 516 B: 441 C: 217 D: 174

使[img=93x25]17d600a181db516.png[/img]的正确方法为( )。 未知类型：{'options': ['', 'Na / 液氨', 'Lindlar催化剂', ''], 'type': 102}

17 A: failed B: ceased C: started D: continued 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

17 A: sure B: sick C: aware D: tired 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

17 A: prevalent B: principal C: innovative D: initial 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

17 A: choose B: remember C: promise D: pretend 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

According to WHO the normal hearing is ______. ( ) A: 10-20 dB B: 0-20 dB C: 0-25 dB D: 10-25 dB